unmounted and trimmed, top corners rounded; dam in foreground with water running over; arched, wooden bridge-like structure in background; frame buildings and construction equipment to left of bridge at edge of water
unmounted and untrimmed; small stream running through midground; 2-3 storey building in background; rubble and building materials strewn over ground; intials "TRP" and dated "July 31, 1857" in lower left in reverse; duplicate of 25A.62, 21.50 and 22.17