A photo of Stetson workers making cavalry hats from the U.S. army during World War I. Stetson received a government contract to produce a number of hats for the army.
Photograph of workers and performers at the "Liberty Sing" at the William Cramp & Sons Machine Shop, also called Cramp's Shipyard. Photograph from the Philadelphia War Photograph Committee collection documenting World War I participation on theā¦
A Liberty Loan parade and rally to raise money for World War I down Broad Street on Sept. 28, 1918 helped spread flu from sailors to the general population of Philadelphia.