[Philadelphia] July 15th [1775]
Resolved, That the Committee appointed for Building Boats & Machines for the Defence of the River, do immediately employ all the Carpenters & other Workmen that they think necessary for collecting materials for building 12 Boats (including the two already ordered) and as many Machines as may be thought sufficient for the interruption of the Navigation.
1. Pa. Col. Rec., X, 287.