Photograph of a document appointing Jacob Weaver, Esq. as captain of an independent company to be raised in Pennsylvania, January 1777 in the Continental Army. Signed by Charles Montgomery and John Hancock.
The Bowman Technical School was founded by watchmaker Ezra F. Bowman in 1887 to teach the trade of watchmaking and engraving. During World War I, the Bowman Technical School trained soldiers to repair delicate aviation and naval instruments.