![](http://www.alamy.com/thumbs/6/178E7B50-ABED-44C1-B9B6-2AF612B15EC9/P3GC9P.jpg)
. Observatory, Mt. Washington. Coverage: 1864?-1892?. Digital item published 2-16-2006; updated 6-25-2010. 336 Observatory, Mt. Washington, by Kilburn Brothers
Size: 3149px × 1588px
Photo credit: © The Picture Art Collection / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., 1864?-1892?., 2-16-2006, coverage, digital, item, published, upda