An explanation of the map of the city and liberties of Philadelphia : By John Reed
Report of the Watering Committee to the Select & Common Councils, November 13th, 1806
Report of the Watering Committee to the Select & Common Councils, November 13th, 1807
Report of the Watering Committee to the Select & Common Councils, November 14th, 1808
Report of the Watering Committee to the Select & Common Councils, November 2d, 1809
Report of the Watering Committee to the Select and Common Councils, November 5th, 1812
Navigation and advantages of the River Schuylkill
Briefs of Accidents Involving Piper PA-22: U. S. General Aviation 1965
Evaluation of the Piper PA-25B Agricultural Aircraft
Briefs of Accidents Involving Piper PA-30: U. S. General Aviation, 1964
Briefs of Accidents Involving Piper PA-23: U. S. General Aviation 1964
Briefs of Accidents Involving Piper PA-12: U. S. General Aviation 1964
Briefs of Accidents Involving Piper PA-18 Aircraft: U. S. General Aviation 1964