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Guide Contents

Music Scores at Weeks

Weeks Music Library uses a modified version of the Library of Congress Classification System to organize its music scores. This guide lists broad categories of music along with the classification numbers for each category. The purpose of this guide is to help you browse the score collection.

Click a tab to view sub-headings under that category along with their classification numbers ("call numbers"). All lists are in classification number order.

To search for a particular score or a particular type of musical work, please use our library catalog.

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Call Number

Classification

M1 Miscellaneous Collections
M2 Historical collections, editions, and monuments of music
M2.8 Facsimiles of composers' manuscripts
M3 Composers' collected works
M6-175 Music for solo instrument
M6-39 Music for solo keyboard
M6-15 Organ music and methods
M19 Piano methods
M20-39 Piano music
M21 Piano sonatas
M29 Jazz methods and solo music for piano
M40-59 Music for solo string instrument
M40-43 Violin methods and music
M45-48 Viola methods and music
M50-53 Violoncello methods and music
M55-58 Double bass methods and music
M59 Viola d'amore and other string instruments music
M60-108 Music for solo wind instrument
M60-63 Flute and recorder methods and music
M65-68 Oboe and English horn methods and music
M70-73 Clarinet methods and music
M75-78 Bassoon methods and music
M80-83 Horn methods and music
M85-89 Trumpet methods and music
M90-93 Trombone methods and music
M95-98 Tuba methods and music
M100-103 Methods and music for miscellaneous brasses (euphonium, saxhorn, flugelhorn, etc.)
M105-108 Saxophone methods and music
M110 Methods and music for miscellaneous woodwinds (basset horn, English horn, piccolo, etc.)
M117-175.O5 Music for other solo instruments (plectral, percussion, etc.)
M117-119 Harp methods and music
M120 Banjo music
M125-127 Guitar methods and music
M130 Sitar, mandolin, ukulele, etc. methods and music
M135 Methods and music for zither-type instruments (zither, dulcimer, koto, cimbalom, etc.)
M139-140 Lute and vihuela methods and music
M142-144 Percussion methods (subdivided by instrument) and music
M154 Accordion, concertina, etc. music
M175.O5 Ondes martenot music
M177-999 Chamber music for 2-20 performers
M177-178 Collections of chamber music with miscellaneous combinations of instruments
M179 Recorder ensembles
M180-299 Duets
M180-285 Duets with keyboard and any other instrument
M286-297 Duets with non-keyboard instruments (no percussion)
M298 Duets with percussion and any other instrument
M299 Duets with 1 or 2 unspecified instruments
M301-399 Trios
M301-340 Trios with keyboard and any other instruments (no percussion)
M349-384 Trios with non-keyboard instruments (no percussion)
M386-395 Trios with percussion and any other instruments
M399 Trios with other combinations of instruments
M400-499 Quartets
M400-445 Quartets with keyboard and any other instruments (no percussion)
M451-484 Quartets with non-keyboard instruments (no percussion)
M485-496 Quartets with percussion and any other instruments
M499 Quartets with other combinations of instruments
M501-599 Quintets
M501-530 Quintets with keyboard and any other instruments (no percussion)
M552-584 Quintets with non-keyboard instruments (no percussion)
M585-596 Quintets with percussion and any other instruments
M599 Quintets with other combinations of instruments
M601-699 Sextets
M601-630 Sextets with keyboard and any other instruments (no percussion)
M652-684 Sextets with non-keyboard instruments (no percussion)
M685-697 Sextets with percussion (including sextets with piano and percussion)
M699 Sextets with other combinations of instruments
M701-799 Septets
M701-730 Septets with keyboard and any other instruments (no percussion)
M752-784 Septets with non-keyboard instruments (no percussion)
M785-797 Septets with percussion and any other instruments
M799 Septets with other combinations of instruments
M801-899 Octets
M801-830 Octets with keyboard and any other instruments (no percussion)
M852-884 Octets with non-keyboard instruments (no percussion)
M885-897 Octets with percussion and any other instruments
M899 Octets with other combinations of instruments
M901-999 Chamber ensembles with 9-20 players
M901-930 Ensembles with keyboard and any other instruments (no percussion)
M952-984 Ensembles with non-keyboard instruments (no percussion)
M985-997 Ensembles with percussion and any other instruments
M999 Ensembles with other combinations of instruments
M1000-1072 Music for orchestra (full or chamber)
M1000 Collections of orchestra music
M1001 Symphonies
M1002 Symphonic poems and other program music for orchestra
M1003 Suites, theme and variations, and other cyclical works for orchestra
M1004 Overtures for orchestra
M1005-1039 Individual instruments (or 2 like instruments) with orchestra
M1040-1041 2 or more different instruments with orchestra
M1042-1070 Other works for orchestra
M1072 Arrangements for orchestra
M1100-1160 Music for string orchestra
M1100 Collections of string orchestra music
M1101 Symphonies for string orchestra
M1102 Symphonic poems and other program music for string orchestra
M1103 Suites, theme and variations, and other cyclical works for string orchestra
M1104 Overtures for string orchestra
M1105-1139 Individual instruments (or 2 like instruments) with string orchestra
M1140-1141 2 or more different instruments with string orchestra
M1142-1147 Other works for string orchestra
M1160 Arrangements for string orchestra
M1200-1268 Music for band (wind ensemble)
M1200 Collections of band music
M1201 Single-movement pieces for band
M1202 Symphonies for band
M1203 Suites, theme and variations, and other cyclical works for band
M1204 Overtures for band
M1205-1206 Individual instruments (or 2 like instruments) with band
M1240-1241 2 or more different instruments with band
M1246-1247 Marches and dances for band
M1250 Band methods
M1254-1268 Arrangements for band
M1270 Drum and fife (bugle) music, field music
M1356 Music for dance orchestras and ensembles
M1360 Folk instrumental ensembles
M1361 Folk dances
M1362 Accordion ensembles
M1365 Minstrel music
M1430 Jazz methods and music for ensemble
M1440 Jazz methods and music for solo instrument (other than piano)
M1470-1480 Avant garde, electronic, and other experimental music
M1500-1998 Secular vocal and choral music
M1500-1527.2 Dramatic music, stage music, and film and television music with voice
M1500-1509 Operas, Zarzuelas, Musicals, Operettas
M1510-1518 Incidental music with voice
M1520-1526 Pantomimes, ballets with voice, masques
M1527.2 Film and television music with voice
M1528-1610 Secular vocal music for 2 or more singers
M1528-1529 Secular vocal duets, trios, and quartets with orchestra
M1530-1546.5 Secular choral music with orchestra
M1547 Collections of secular choral music (including both accompanied and unaccompanied works)
M1548-1574 Secular duets, trios, quartets, and choruses with keyboard
M1575-1577 Secular choral music with non-keyboard instrument
M1578-1610 Secular duets, trios, quartets, and choruses without accompaniment
M1611-1626 Secular vocal music for 1 singer
M1611-1614 Secular solo songs with orchestra
M1617-1618 Secular solo songs with chamber ensemble
M1619-1621 Secular solo songs with keyboard
M1621.2 Secular solo songs without accompaniment
M1621.3 Secular solo songs with keyboard and 1 other instrument
M1622 Vocal methods, ear training, and studies
M1623-1624 Secular solo songs with non-keyboard instrument
M1625-1626 Recitations with accompaniment
M1627-1998 Folk, national, and popular songs, and other secular vocal music
M1627 International collections of national songs
M1628-1629 National songs - United States (subdivided by occasion and/or state)
M1630.1-1630.2 Popular songs
M1631-1659 United States history, government, politics - songs
M1668.35 Folk songs - Jewish-American
M1668.4 Folk songs - Latin-American and Spanish-American
M1669 Folk songs - Native American
M1670-1671 Folk songs - African-American
M1678-1679 Folk and national songs - Canadian
M1680 Collections of folk songs of the Americas
M1681 Folk and national songs - Caribbean islands (subdivided by nation)
M1682-1683 Folk and national songs - Mexico
M1684 Folk and national songs - Central America (subdivided by nation)
M1687-1694 Folk and national songs - South America (subdivided by nation)
M1698-1789 Folk and national songs - Europe
M1804-1825 Folk and national songs - Asia
M1828 Folk and national songs - Middle East
M1830-1834 Folk and national songs - Africa
M1840 Folk and national songs - Australia
M1841 Folk and national songs - Pacific islands
M1842 Folk and national songs - New Zealand
M1844 Folk songs - Hawaii
M1850-1853 Folk and national songs - Jewish, Yiddish, Israeli
M1945-1973 College songs
M1977 Topical songs (subdivided by topic)
M1990-1998 Secular songs for children and youth, songbooks
M1999-2198 Sacred vocal and choral music
M1999 Collections of sacred vocal music
M2000-2007 Oratorios
M2010-2014 Masses and Roman Catholic services
M2016 Anglican and Protestant Episcopal services
M2017.6-2017.7 Jewish services
M2018-2019 Sacred vocal duets, trios, and quartets with orchestra
M2020-2037 Sacred choral music with orchestra or other ensemble
M2060-2079.5 Sacred choral music with keyboard
M2080 Sacred choral music with non-keyboard instrument
M2081-2101.5 Sacred choral music without accompaniment
M2102-2107 Sacred solo songs with orchestra or other ensemble
M2110-2114.9 Sacred solo songs with keyboard or other instrument or unaccompanied
M2115-2146 Hymnals
M2148-2153.2 Roman Catholic liturgy and ritual
M2157-2160.87 Orthodox liturgy and ritual
M2168-2171 Protestant liturgy and ritual
M2186-2187 Jewish liturgy and ritual
M2190 Sacred music for children and youth
M2198 Gospel and revival songs and hymns

What's on this page?

Orchestra and Chamber Orchestra

Classification

Call Number

Collections M1000
Symphonies M1001
Symphonic poems and other program music M1002
Suites, theme and variations, and other cyclical works M1003
Overtures M1004
Individual instruments (or 2 like instruments) with orchestra M1005-1039
2 or more different instruments with orchestra M1040-1041
Concertos for orchestra, pieces, ballet and dance music, and other works M1042-1070
Arrangements M1072

String Orchestra

Classification

Call Number

Collections M1100
Symphonies M1101
Symphonic poems and other program music M1102
Suites, theme and variations, and other cyclical works M1103
Overtures M1104
Individual instruments (or 2 like instruments) with string orchestra M1105-1139
2 or more different instruments with string orchestra M1140-1141
Concertos for string orchestra, pieces, dances, and other works M1142-1147
Arrangements M1160

Band (Wind Ensemble)

Classification

Call Number

Collections M1200
Single-movement pieces (including symphonic poems and program music) M1201
Symphonies M1202
Suites, theme and variations, and other cyclical works (including concertos for band) M1203
Overtures M1204
Individual instruments (or 2 like instruments) with band M1205-1206
2 or more different instruments with band M1240-1241
Marches and dances M1246-1247
Band methods M1250
Arrangements M1254-1262
Medleys, potpourris, etc. M1268

Other Large Ensembles

Classification

Call Number

Drum and fife (bugle) music, field music M1270
Music for dance orchestras and ensembles M1356
Folk instrumental ensembles M1360
Folk dances M1361
Accordion ensembles M1362
Minstrel music M1365

Classification

Call Number

Collections with miscellaneous combinations of instruments M177-179
Duets with keyboard and any other instrument M180-285
Duets with non-keyboard instruments (no percussion) M286-297
Duets with percussion and any other instrument M298
Duets with 1 or 2 unspecified instruments M299
Trios with keyboard and any other instruments (no percussion) M301-340
Trios with non-keyboard instruments (no percussion) M349-384
Trios with percussion and any other instruments M386-395
Trios with other combinations of instruments M399
Quartets with keyboard and any other instruments (no percussion) M400-445
Quartets with non-keyboard instruments (no percussion) M451-484
Quartets with percussion and any other instruments M485-496
Quartets with other combinations of instruments M499
Quintets with keyboard and any other instruments (no percussion) M501-530
Quintets with non-keyboard instruments (no percussion) M552-584
Quintets with percussion and any other instruments M585-596
Quintets with other combinations of instruments M599
Sextets with keyboard and any other instruments (no percussion) M601-630
Sextets with non-keyboard instruments (no percussion) M652-684
Sextets with percussion (including sextets with piano and percussion) M685-697
Sextets with other combinations of instruments M699
Septets with keyboard and any other instruments (no percussion) M701-730
Septets with non-keyboard instruments (no percussion) M752-784
Septets with percussion and any other instruments M785-797
Septets with other combinations of instruments M799
Octets with keyboard and any other instruments (no percussion) M801-830
Octets with non-keyboard instruments (no percussion) M852-884
Octets with percussion and any other instruments M885-897
Octets with other combinations of instruments M899
Ensembles (9-20 players) with keyboard and any other instruments (no percussion) M901-930
Ensembles (9-20 players) with non-keyboard instruments (no percussion) M952-984
Ensembles (9-20 players) with percussion and any other instruments M985-997
Ensembles (9-20 players) with other combinations of instruments M999

What's on this page?

Secular Vocal Music

Classification

Call Number

Jazz ensembles, Jazz vocals M1430
Avant garde, electronic, and other experimental music M1470-1480
Operas, Zarzuelas, Musicals, Operettas M1500-1509
Incidental music with voice M1510-1518
Pantomimes, ballets with voice, masques M1520-1526
Film and television music with voice M1527.2
Secular vocal duets, trios, and quartets with orchestra M1528-1529
Secular choral music with orchestra or other ensemble M1530-1546.5
Collections of secular choral music (including both accompanied and unaccompanied works) M1547
Secular duets, trios, quartets, and choruses with keyboard M1548-1574
Secular choral music with non-keyboard instrument M1575-1577
Secular duets, trios, quartets, and choruses without accompaniment M1578-1610
Secular solo songs with orchestra M1611-1614
Secular solo songs with chamber ensemble (2 or more instruments) M1617-1618
Secular solo songs with keyboard M1619-1621
Secular solo songs without accompaniment M1621.2
Secular solo songs with accompaniment of piano and 1 other instrument M1621.3
Vocal methods, ear training, and studies M1622
Secular solo songs with non-keyboard instrument M1623-1624
Recitations with accompaniment M1625-1626
Folk and national songs (subdivided by country/ region) M1627-1629, 1668-1853
Popular songs - United States M1630.1-1630.2
College songs M1945-1973
Topical songs (subdivided by topic) M1977
Secular songs for children and youth, songbooks M1990-1998

Sacred Vocal Music

Classification

Call Number

Collections of sacred vocal music M1999
Oratorios M2000-2007
Masses and Roman Catholic services M2010-2014
Anglican and Protestant Episcopal services M2016
Jewish services M2017.6-2017.7
Sacred vocal duets, trios, and quartets with orchestra M2018-2019
Sacred choral music with orchestra or other ensemble M2020-2037
Sacred choral music with keyboard M2060-2079.5
Sacred choral music with non-keyboard instrument M2080
Sacred choral music without accompaniment M2081-2101.5
Sacred solo songs with orchestra or other ensemble M2102-2107
Sacred solo songs with keyboard M2110-2114.9
Hymnals M2115-2146
Roman Catholic liturgy and ritual M2148-2153.2
Orthodox liturgy and ritual M2157-2160.87
Protestant liturgy and ritual M2168-2171
Jewish liturgy and ritual M2186-2187
Sacred music for children and youth M2190
Gospel and revival songs and hymns M2198

Stage, Film, and Television Music

Classification

Call Number

Overtures to operas and ballets for orchestra M1004
Ballets without voice M1050
Orchestral music for plays, films, television M1060
Arrangements of excerpts from operas and ballets M1070
Overtures to operas and ballets for string orchestra M1104
String orchestra music for plays, films, television M1160
Overtures to operas and ballets for band M1255
Medleys and arrangements from operas or ballets for band M1268
Operas, Zarzuelas, Musicals, Operettas M1500-1509
Incidental music with voice M1510-1518
Pantomimes, ballets with voice, masques M1520-1526
Film and television music with voice M1527.2

What's on this page?

Jazz and Popular Music

Classification

Call Number

Jazz for solo piano M29
Jazz for other solo instruments M1430
Jazz combos and jazz vocals M1440
Popular music (including Tin Pan Alley, rock, rap, country, etc.) M1630.1

Avant-garde, Experimental, and Electronic Music

Classification

Call Number

Aleatory music/indeterminate music M1470
Electronic music (including some music for live instruments and electronics) M1473
Mixed media (may include lights, projected images, spoken elements, dance, etc.) M1480

Folk and National Music

Classification

Call Number

Folk instrumental ensembles M1360
Folk dances M1361
International collections of national songs M1627
National songs - United States (subdivided by occasion and/or state) M1628-1629
Folk songs - Jewish-American M1668.35
Folk songs - Latin-American and Spanish-American M1668.4
Folk songs - Native American M1669
Folk songs - African-American M1670-1671
Folk and national songs - Canadian M1678-1679
Collections of folk songs of the Americas M1680
Folk and national songs - Caribbean islands (subdivided by nation) M1681
Folk and national songs - Mexico M1682-1683
Folk and national songs - Central America (subdivided by nation) M1684
Folk and national songs - South America (subdivided by nation) M1687-1694
Folk and national songs - Europe M1698-1789
Folk and national songs - Asia M1804-1825
Folk and national songs - Middle East M1828
Folk and national songs - Africa M1830-1834
Folk and national songs - Australia M1840
Folk and national songs - Pacific islands M1841
Folk and national songs - New Zealand M1842
Folk songs - Hawaii M1844
Folk and national songs - Jewish, Yiddish, Israeli M1850-1853

What's on this page?

Keyboard Instruments

Classification

Call Number

Organ methods and music M6-15
1 or 2 organs with orchestra M1005-1006
1 or 2 organs with string orchestra M1105-1106
Piano methods M19
Piano music M20-39
Piano sonatas M23
Jazz methods and solo music for piano M29
1 or 2 pianos with orchestra M1010-1011
Other keyboard instrument (or 2 like instruments) with orchestra M1039
1 or 2 pianos with with string orchestra M1110-1111
Other keyboard instrument (or 2 like instruments) with string orchestra M1139
Jazz vocals with piano M1430

Strings

Classification

Call Number

Violin methods and music M40-43
Viola methods and music M45-48
Cello methods and music M50-53
Double bass methods and music M55-58
Music for viola d'amore and other bowed string instruments M59
1 or 2 violins with orchestra M1012-1013
1 or 2 violas with orchestra M1014-1015
1 or 2 cellos with orchestra M1016-1017
1 or 2 double basses with orchestra M1018
Other bowed string instrument (or 2 like instruments) with orchestra M1019
1 or 2 violins with string orchestra M1112-1113
1 or 2 violas with string orchestra M1114-1115
1 or 2 cellos with string orchestra M1116-1117
1 or 2 double basses with string orchestra M1118
Other bowed string instrument (or 2 like instruments) with string orchestra M1119

Woodwinds

Classification

Call Number

Flute, recorder methods and music M60-63
Oboe methods and music M65-68
Clarinet methods and music M70-73
Bassoon methods and music M75-78
Saxophone methods and music M105-108
Basset horn methods and music M110.B35
English horn methods and music M110.E5
Piccolo methods and music M110.P5
1 or 2 flutes, recorders, or piccolos with orchestra M1020-1021
1 or 2 oboes or English horns with orchestra M1022-1023
1 or 2 clarinets with orchestra M1024-1025
1 or 2 bassoons with orchestra M1026-1027
1 or 2 saxophones with orchestra M1034
Other woodwind instrument (or 2 like instruments) with orchestra M1039
1 or 2 flutes, recorders, or piccolos with string orchestra M1120-1121
1 or 2 oboes or English horns with string orchestra M1122-1123
1 or 2 clarinets with string orchestra M1124-1125
1 or 2 bassoons with string orchestra M1126-1127
1 or 2 saxophones with string orchestra M1134
Other woodwind instrument (or 2 like instruments) with string orchestra M1139
Drum and fife (bugle) music, field music M1270

Brass

Classification

Call Number

Horn methods and music M80-83
Trumpet, cornet methods and music M85-88
Trombone methods and music M90-93
Tuba methods and music M95-98
Methods and music for miscellaneous brasses (euphonium, saxhorn, flugelhorn, etc.) M100-103
1 or 2 horns with orchestra M1028-1029
1 or 2 trumpets, cornets, or flugelhorns with orchestra M1030-1031
1 or 2 trombones, baritones, or euphoniums with orchestra M1032-1033
1 or 2 tubas with orchestra M1035
Other brass instrument (or 2 like instruments) with orchestra M1039
1 or 2 horns with string orchestra M1128-1129
1 or 2 trumpets, cornets, or flugelhorns with string orchestra M1130-1131
1 or 2 trombones, baritones, or euphoniums with string orchestra M1132-1133
1 or 2 tubas with string orchestra M1135
Other brass instrument (or 2 like instruments) with string orchestra M1139
Drum and fife (bugle) music, field music M1270

Plectral (Plucked strings)

Classification

Call Number

Harp methods and music M117-119
Banjo methods and music M120
Guitar methods and music M125-127
Sitar, mandolin, ukelele, etc. methods and music M130
Zither-type instrument methods and music (zither, dulcimer, koto, cimbalom, etc.) M135
Lute and vihuela methods and music M139-140
1 or 2 harps with orchestra M1036
1 or 2 guitars with orchestra M1037
Other plectral instrument (or 2 like instruments) with orchestra M1039
1 or 2 harps with string orchestra M1136
1 or 2 guitars with string orchestra M1137
Other plectral instrument (or 2 like instruments) with string orchestra M1139

Percussion and other instruments

Classification

Call Number

Percussion methods (subdivided by instrument) M142
Percussion music M143-144
1 or 2 percussionists with orchestra M1038
1 or 2 percussionists with string orchestra M1138
1 or 2 percussionists with band M1205-1206
Drum and fife (bugle) music, field music M1270
Miscellaneous solo instrument (or 2 like instruments) with orchestra M1039
2 or more different instruments with orchestra M1040-1041
Miscellaneous solo instrument (or 2 like instruments) with string orchestra M1139
2 or more different instruments with string orchestra M1140-1141
Individual instruments (or 2 like instruments) with band M1205-1206
2 or more different instruments with band M1240-1241
Jazz methods and music for ensemble (including jazz vocals) M1430
Jazz methods and music for solo instrument (other than piano) M1440
Avant garde, electronic, and other experimental music M1470-1480