Andrews, W. (1770). Poor Will's pocket almanack, for the year 1771: Fitted to the use of Pennsylvania, and the neighbouring provinces. Philadelphia: Printed and sold by Joseph Crukshank (in Third-street, near the Harp-and-Corwn Tavern, and opposite the Work-House).

Andrews, William. Poor Will's Pocket Almanack, for the Year 1771: Fitted to the Use of Pennsylvania, and the Neighbouring Provinces. Philadelphia: Printed and sold by Joseph Crukshank (in Third-street, near the Harp-and-Corwn Tavern, and opposite the Work-House), 1770.

Andrews, William. Poor Will's Pocket Almanack, for the Year 1771: Fitted to the Use of Pennsylvania, and the Neighbouring Provinces. Philadelphia: Printed and sold by Joseph Crukshank (in Third-street, near the Harp-and-Corwn Tavern, and opposite the Work-House), 1770.