http://iai.lib.wvu.edu/catalog/iai001177http://iai.lib.wvu.edu/thumb/iai001177.jpg"Markings on Bird's Eggs"; 01 of 01n.d.Page 54; "Markings on Bird's Eggs"; Handwritten notes regarding the proximity of eggs to each other and their marks that occur. Reference to The Colours of Animals, page 212-213.; 1 leaf; DF 871Archives and Manuscripts