Henrietta James Reed Ridgway (1833-1886) (mother) ; 7 siblings, among them ornithologist Robert Ridgway (1850-1929) (brother) ;
United States of America
Arthur Cleveland Bent (1866-1954): Life Histories Birds ; L. M. Turner: Natural History of Alaska (1886) ; E. W. Nelson: Report Alaska (1887) ; A. K. Fisher: bulletin hawks owls (1893) ; US Geological Survey 1884-1920 ; J. L. R.: Scientific Illustration (London: Humphrey Milford, 1938; reprint edition: Stanford, CA: Stanford University Press, 1979) ; J. L. R.: The Preparation of illustrations for reports of the United States Geological Survey with brief description of processes of reproduction (Washington, D.C.: Governmental Printing Office, 1920) ; copyist and draftsman for the United States National Museum in the 1880s ;
Robert Ridgway (brother); United States National Museum ; US Geological Survey ; Carnegie Institution Washington ; Nat. Hist Mus. Los Angeles, Caltech
zoological, ornithological, fossil, paleontological, geological, and natural drawing ;
Utah State University ; Smithsonian Institution Archives ; https://en.wikipedia.org/wiki/John_L._Ridgway ; ...
