Found 2 collections related to Keyboard instrument music

Rochberg, George
Music Division | JPB 98-45 no. 10
29 items of ms. music, 36 cm. or smaller; 29 items of ms. music, 36 cm. or smaller
Brown, Harold E., 1909-1979
Rodgers and Hammerstein Archives of Recorded Sound | *L (Special) 92-38
19 sound discs, analog mono, 12 in.; 19 sound discs, analog mono, 12 in.
Instantaneous acetate disc recordings of Brown's compositions; recordings of performances by his wife, Lucy Brown, included. Commercial recordings of the Renaissance Chorus were added to the main RHA collection, and are findable in CATNYP.