Common Nighthawk, <i>Chordeiles minor</i>, Offset reproduction of painting. Altered from original (background removed).
<a href="//commons.wikimedia.org/wiki/Robert_W._Hines" title="Robert W. Hines">Bob Hines</a>, (<a href="https://en.wikipedia.org/wiki/Robert_W._Hines" class="extiw" title="en:Robert W. Hines">English Wikipedia article</a>), United States Fish and Wildlife Service
1973
<i><a rel="nofollow" class="external text" href="https://www.fws.gov/dpps/visualmedia/printingandpublishing/publications/5002_FiftyBirdsofTown.pdf">Fifty Birds of Town and City</a></i>, online copy,  published by U.S. Fish and Wildlife Service.