File:Robert Ridgway sitting.jpg

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摘要

描述

English: Robert Ridgway sits at his desk on which there is a book he is looking at. Pictures and a diploma are hanging on the wall and part of a bookcase is visible. Robert Ridgway was an American ornithologist and first full time curator of birds at the Smithsonian's United States National Museum. In the picture you can see Ridgway's hand is blackened from the arsenic used to preserve the bird skins. While researching birds. Ridgway produced splendid drawings and paintings of birds.

日期

c. mid 1890s

来源

http://siris-sihistory.si.edu/ipac20/ipac.jsp?&profile=all&source=~!sichronology&uri=full=3100001~!12510~!0#focus

作者

未知

授权
(二次使用本文件)

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English | +/−

许可协议

Public domain	这个媒体文件在美国属于公有领域。这适用于版权过期的美国作品，通常因为其首次出版于1929年1月1日之前，或即便当天或以后出版，其并未包含版权通告或获得版权回溯。查看这个页面可以获取到更多的解释。	United States
	这个图片在美国以外可能尚未处于公有领域；尤其在对美国作品不适用较短期限法则的国家和地区，如加拿大、中国大陆（不含香港及澳门）、德国、墨西哥和瑞士。创作者和发表年份是关键信息，因此必须提供。参见维基百科:公有领域及维基百科:版权信息以获取更多细节。