| http://www.w3.org/ns/prov#value | - Ridgway's expertise attracted the attention of Spencer F. Baird, first secretary of the Smithsonian Institution, who assigned Ridgway to his post at the Institution and co-authored several books and journal publications with him, including the multi-volume History of North American Birds - Land Birds (Boston: Little, Brown & Co., 1874), the most likely source of this loose plate.
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