James Hall (1811-1898): Canadian Organic Remains (1858-65) & J. D. Whitney: Geological Survey Iowa (1858) ; J. D. Whitney ; Ebenezer Emmons: American Geology (1855-7), Nat Hist NY (1851), Paleont. NY (1847/52/61/85) & Geol. NY (1843) ;
lithographer G. Endicott ; H. R. Pease ; ->James H. Emerton ; artist F. B. Meek ; engraver J. Duthie ; J. Murray ;
fossil, paleontological, and geological watercolour, drawing, ink, and lithography ;