Unidentified bird drawingStillImageDrawing depicting: Unidentified bird drawingPencil layout sketch: two shore birds well advanced; 9 notes, mostly on setting; large letter B.ku-gould:19654https://digital.lib.ku.edu/ku-gould/19654Gould 517OrnithologyOrnithological illustrationelectronicimage/tiffThis work is free of known copyright restrictions.