Keffer Collection of Sheet Music (University of Pennsylvania)
Physical Location:
Kislak Center for Special Collections, Rare Books and Manuscripts, Rare Book Collection, Folio M1.A13 K4 Box 14, no. 64; Kislak Center for Special Collections, Rare Books and Manuscripts, Rare Book Collection, Folio M1.A13 K4 Box 40, no. 24