This colored lithograph of Buteo elegans [Cassin] (Red-shouldered Hawk) is believed to have been drawn on stone by William E. Hitchcock (ca 1822-ca 1906), lithographed by Bowen & Company of Philadelphia (ca 1840-1870), and likely hand colored by Bowen firm colorists or Lavinia Bowen (ca 1820- ca 1872).
The image was published as Plate II in the Zoological Report, Volume X, Part IV, No. 2 in A. L. Heermann's "Report Upon the Birds Collected on the Survey (between San Francisco and Fort Yuma, California)", following page 80. The report was published in the larger volume “Report of Explorations in California for Railroad Routes to Connect with the Routes near the 35th and 32nd Parallels of North Latitude" by Lieutenant R. S. Williamson, Corps of Topographical Engineers. The volume was printed in 1859 by Beverly Tucker of Washington, D.C.
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