Maps - Pennsylvania 1755 – Mr. Armstrong’s Rough Draft of the Country to the West of Susquehanna March 31, 2014 No Comments Drafter/Publisher: John Armstrong Source(s): http://memory.loc.gov/ammem/gmdhtml/armhtml/armap.html 273} Related Posts 1777 – A Plan of the Attacks Against fort Mifflin on Mud Island March 31, 2014 1759 – The Improved Part of the Province of Pennsylvania March 31, 2014 1777 – A Sketch of the Battle of Germantown March 31, 2014