Lysander Howe, Caleb. Blake Block, Brattleboro, Vermont, after the Fire.1869.
Albumen silver prints mounted to stereographic card, each sheet and image: 7.6 x 7.6 cm. The Smithsonian American Art Museum. https://www.si.edu/object/blakeblock-brattleboro-vermont-after-fire%3Asaam_1994.91.203