Four J. Gould & H.C. Richter Hand-colored Ornithological Lithographs: Accentor Nipalensis, Calothorax Calliope, Staphida Torqueola, and Sphenocichla Roberti. Titled and identified in the lower margins. Sight sizes to 19 1/4 x 11 3/4 in., all framed. Condition: Not examined out of frames, uneven gentle toning, diagonal scuff and minor foxing to lower margin of Staphida and extremely minor water stains, few minor fox marks to Calothorax, gentle cockling to Accentor. Estimate $300-500 Items may have wear and tear, imperfections, or the effects of aging. Any condition statement given, as a courtesy to a client, is only an opinion and should not be treated as a statement of fact. Skinner shall have no responsibility for any error or omission.