Assertion: library's material | /r/HasProperty | 8,135,588 items of sheet music
Facets:
Source sentences:
text: 4,233,807 audio materials (discs, tapes, talking books and other recorded formats) 73,908,819 manuscripts 5,617,774 maps 17,376,100 microforms 1,849,175 moving images 8,135,588 items of sheet music 17,075,339 visual materials, including: 14,840,703 photographs 109,796 posters 685,938 prints and drawings 1,438,902 broadsides, photocopies, nonpictorial information, etc.