463280 West Philadelphia Sadiron Works, M.L. Keen & Brother, Proprietors, printed by Wagner & M\'Guigan, September 1848 (litho) by Rease, W. H. (19th century); 15 x 29 cm; Library Company of Philadelphia, PA, USA; (add.info.: Advertisement for the small fenced factory complex with courtyard of the busy "M.L. Keen & Bror." sadiron works on Washington Avenue in West Philadelphia. Complex includes the single story "Iron foundry" and "Grinding Shop" to the right of the two-story warehouse adorned with signage reading "West Phila. Sad Iron Works." Laborers lead horse-drawn carts into and out of the complex. One entry is marked "No admittance." Within the complex, workers move large wheels by hand, push a handcart, and drive a cart. They also enter and exit doorways of the warehouse where men also hoist barrels. Also shows ... ); 穢 Library Company of Philadelphia ; American, out of copyright.