Clapper, In Form Of Animal Item Number: 16/326 from the American Museum of Natural History
VOICES OF THE ANCESTORS: MUSIC IN THE LIFE OF THE NORTHWEST COAST INDIANS. EXHIBITION CATALOG, 1986, Publisher: THE BRUCE MUSEUM
VOICES OF THE ANCESTORS: MUSIC IN THE LIFE OF NWC INDIANS (BRUCE MUSEUM, GREENWICH, CT, USA, 1986)