Calculation of the Same for the City of Philadelphia. By Rev. John Ewing, A. M. Communicated June 21st, 1768
Published in Transactions of the American Philosophical Society, in 1769, in volume 1, pages 5-7
Date published:1769
Published in Transactions of the American Philosophical Society, in 1769, in volume 1, pages 5-7
Date published:1769