Alexander Melville Bell with his wife, Eliza Grace Symonds and their children, Melville James, Alexander Graham and Edward Charles
Gilbert H. Grosvenor Collection, Prints and Photographs Division, Library of Congress, USA
1852
Taken from this site <a rel="nofollow" class="external autonumber" href="http://memory.loc.gov/ammem/bellhtml/belltime.html">[1]</a>