Published: Yes CUMMINGS,VIRGINIA L. OUT OF AFRICA p17 #198 BSNS EXHIBIT CATALOG BUFFALO SOC NATL SCI BUFFALO NY 1969 CLAWSON,H.PHELPS BY THEIR WORKS p189 BUFFALO SOC NATL SCI BUFFALO NYC 1941 WINGERT,PAUL THE SCULPTURE OF AFRICA fig 43 COLUMBIA UNIVERSITY PRESS NYC 1950 WINGERT,PAUL AFRICAN SCULPTURE #131 fig 43 EXHIBIT CATALOG M H DE YOUNG MEM MUS SAN FRANCISCO 1948 BUXTON,M H BENIN p6 EXHIBIT CATALOG 9-11/1968 MUSEUM OF FINE ARTS HOUSTON TEXAS