Knight's patent paper machine, manufactory, August 1847 (litho & colour letterpress)

Exterior view of the three-story paper machine manufactory on Fifteenth and Willow Streets. Signage on the side of the building sprawls across ten bays of windows and reads, "Knight's patent paper machine, manufactory," and a smaller sign above the entrance reads, "A.L. Knight & Co." Three workers stand at every level as a man prepares a package to be hoisted from the sidewalk into the building. A gentleman stands in the entryway watching the workers, as another guides a horse-drawn cart out of the manufactory's enclosed yard. A person seated and writing is visible through the ...