Found in 1 Collection or Record:
Alex Seidel and Helen Ziska drawings collection
Identifier: Archives Orn50
Scope and Contents
Maps, diagrams, pen and ink drawings for the "Birds of the Belgian Congo" (Note that volume number is not specified.) Artists: Jas. Chapin, Seidel, Helen Ziska. Also includes Seidel's "Birds of the Southwest Pacifc" drawings.