The Research Center for Music Iconography houses about 12,000 reproductions of artworks showing musical instruments, portraits of performers and composers, scenes of music-making, and works inspired by music.

RCMI series

• RCMI’s Picture Reproduction File, organized by the time period, medium, and artist, spanning the period from antiquity to 1900 (2000 images)
• 20th-century artworks related to music (200)
• portraits of musicians and composers (500)
• images reproduced in calendars of Edition Peters & Bärenreiter (500)
• facsimiles of music autographs and title pages of music editions (350)
• images showing 18th-century ensemble performances (573)
• reproductions of 19th-20th century art, including many works by American-Indian and African American artists (960)

Reproductions of art works housed in U.S. museums

• Albright-Knox Art Gallery, Buffalo (2 images)
• The Art Institute of Chicago (11)
• Atkins Museum of Fine Arts, Kansas City (2)
• The Cleveland Museum of Art (50)
• The Detroit Institute of Arts (10)
• Freer Gallery of Art, Washington, D.C. (1)
• The Frick Collection, New York (35)
• Harvard University, Fogg Museum of Art, Cambridge (14)
• Honolulu Academy of Arts (1)
• The Huntington Library and Museum, San Marino, California (2)
• Isabella Steward Gardner Museum, Boston (9)
• formerly at the Kress Foundation (46)
• M.H. de Young Memorial Museum, San Francisco (1)
• The Metropolitan Museum of Art, New York (50)
• Museum of Art, Sarasota, Florida (6)
• Museum of Fine Arts, Boston (20 paintings + 650 prints)
• National Gallery of Art, Washington, D.C. (24)
• The New-York Historical Society (9)
• Oberlin College, Allen Memorial Art Museum (16)
• Philadelphia Museum of Art (23)
• Pierpont Morgan Library, New York (200 facsimiles of MSS)
• Princeton University Art Museum (2)
• The Springfield Art Museum (1)
• Wadsworth Atheneum, Hartford (1)
• Walters Art Gallery, Baltimore (16)
• Worchester Art Museum (6)
• Yale University, Art Gallery, New Haven (9)
• Yale University, Center for British Art, New Haven (6)

Museums outside of the United States

• Musei Apostolici Vaticani (60 images)
• Galleria degli Uffizi, Florence (130 reproductions of drawings)

Martin Bernstein collection

• slides prepared by Martin Bernstein (1904-1999) for his lecturing at New York University (1633)

Mary Rasmussen collection

• slides collected by Mary Rasmussen (1904-1999)  (ca. 8000)
• reproductions of various artworks (4000)

Emanuel Winternitz collections

• reproductions of 15th- to 18th-century (mostly Italian) works (1000)
• reproductions of images organized by Winternitz according to about 70 topics (600)
• Instrument Reference File
• photographs of instruments from the Crosby Brown Collection of Musical Instruments at the Metropolitan Museum of Art (260)
• photographs of Instruments shown at the Galpin Society Exhibition, Edinburgh 1964 (34)
• photographs of instruments at the Musée des instruments de musique/Muziekinstrumentenmuseum, Bruxelles (110)
• reproductions of art-works classified by instrument (500)

Wurlitzer-Bruck collection

• 19th-century French caricatures (226)