This work is on line at A Set of Plans and Forts in America, 1765 . It appeared in several publications in the 1760s as given by Mc Corkle.In 1896 the state government published Report of the Commission to Locate the Sites of the Frontier Forts of Pennsylvania, a large and detailed two volume work. A NEW AND ACCURATE MAP OF THE BRITISH DOMINIONS IN AMERICA, according to the Treaty of 1763; divided into the several provinces and jurisdictions. Pennsylvania has a northern boundary at about 42d 30m and an irregular western boundary that is the mirror image of the eastern. A PLAN OF THE RIVER OHIO FROM FORT PITT TO THE MISSISSIPPI, by order of ye Chief Engineer; Tho: Hutchins assist. This is a large and long (72 x 34 inches) colored manuscript strip map based on a 1766 trip under Captain Harry Gordon, the Chief Engineer referred to.The routes of march of Braddock, Forbes, and Bouquet are shown, which were the major military expeditions into western Pennsylvania by the British in the 1750's and 60's.On the bottom is an enlargement of Bouquet's route.It is notable for the hachures giving the mountains a three-dimensional look.The map appears to be a manuscript and is attributed by Swift to William Brasier, with copies by John Chamberlain and Thomas Smart.Philadelphia and Fort Duquesne are named, along with Logstown and Venango. A MAP OF THE COUNTRY FROM THE WESTERN LAKES TO THE EAFTERN PARTS OF THE CENTER COLONIES OF NORTH AMERICA.This map is illustrated in Swift (2001) and shows the northeast from Lake Michigan to the coast.
It depicts the region from the Allegheny Front west to the Sioto River in Ohio.Shoal areas were of especial interest to fishermen. It is untitled presumably because it is surrounded by text, Mc Corkle #767.1. It is illustrated in Sellers & van Ee #118 and in Brown #46 and is in the Library of Congress.The coverage extends from Greenland to Florida and west to beyond the Mississippi. An earlier manuscript version dated 1765 also exists, see map 1765.9 above. This is possibly the most famous map in Pennsylvania history, the record of the survey by Charles Mason and Jeremiah Dixon that established the 'Mason - Dixon Line'.A MAP OF THE COUNTRY ON THE OHIO AND MUSKINGUM RIVERS, SHEWING THE SITUATION OF THE INDIAN TOWNS WITH RESPECT TO THE ARMY UNDER THE COMMAND OF COLONEL BOUQUET, by Thos. This map was published in An Historical Account of the Expedition Against the Ohio Indians.... There are two maps on one page, the second is titled: A TOPOGRAPHICAL PLAN OF THAT PART OF THE INDIAN COUNTRY THROUGH WHICH THE ARMY UNDER THE COMMAND OF COLONEL BOUQUET MARCHED IN THE YEAR 1764.The second, showing the straight line west, got into the private market and in 2002 sold at auction for over half a million dollars.The printed versions of the original maps are illustrated in Papenfuse & Coale.There were two original manuscript maps of the survey which, for some reason, were left in the private possession of Benjamin Chew who was appointed commissioner by the Penns and later became attorney general and chief justice.One showing the Maryland-Delaware line and the 12 mile circle is now in Princeton University Library.Rocque also made a large two sheet map of North America which can be seen at Darlington Library dated 1763. The map shows the eastern United States with a cutoff Florida and southern Canada, like others from this era. Projected upon the best authorities and astronomical observations. The original is in the Clements Library, Guthorn (1972) #65-7. This map of the northeast from Maine to Maryland was published in A New Geographical and Historical Grammar ...A NEW & ACCURATE MAP OF NORTH AMERICA, INCLUDING THE BRITISH ACQUISITIONS GAIN'D BY THE LATE WAR, 1763, from John Entick's The General History of the Late War, vol. Pennsylvania extends to the 43rd parallel and its western boundary matches the eastern. by Thomas Salmon, Edinburgh: James Meuros, 1767 (Mc Corkle #767.2). (Eastern North America) This untitled French map of small scale showing eastern North America appeared in Geographie Moderne by Jean Baptiste Louis Clouet, published in Paris, 1767.When examining maps of Pennsylvania, it is interesting to see what the mapmaker did with this little triangle, that is, whether he gave it to Pennsylvania, Maryland, or Delaware.As surveyors, Mason & Dixon kept a detailed journal of their work with the result that many books have been written about the survey, see Cummings for example.Just a section including Pennsylvania is shown here, the state and Philadelphia are named. Size: Sheet - 17 x 23 inches; map - 12.5 x 13.5 inches. AMERICA according to the disposition now made & to be compleated as soon as practicable taken from the general distribution dated at New York 29th. With the alterations to summer 1767 done in yellow. The original printing was in two separate maps: 1) A PLAN OF THE BOUNDARY LINES between the Province of Maryland and the Three Lower Counties on Delaware with Part of The Parallel of Latitude which is the boundary between the Provinces of Maryland and Pennsylvania. This image is from a reproduction of the original published in 1887 by the Pennsylvania Secretary of Internal Affairs in a report that contained maps of all the state boundaries.