*G 301 275
 
MARYLAND BOUNDARIES —PENNSYLVANTA,
Gipson, Lawrence Henry, 1880- Lewis Evans... 1939. (Card 2)
ContTents.—pt. 1. Early scientific activities in Pennsylvania. The mapping of the middle Atlantic region, 1749. Pennsylvania boundary dis- putes. The mapping of the Ohio valley in 1755. The passing of Evans and the early history of his maps.—pt. 2. A brief account of Pennsylvania, 1753.—pt. 3. Facsimile of Evans’ “Analysis number r”’, 1755. Facsimile of Evans’ “Analysis number 1”, 1756.—pt. 4. A map of the Indian walking purchase, 1737. A map of Pennsylvania, New Jersey, New York and the three Delaware counties, 1749. A revision of the 1782 edition of the foregoing map of 1749. Evans’ Map of the middle Atlantic region drawn for Peter Kalm in 1750. A map of the area in dispute between Penn- sylvania and Maryland, 1753. A general map of the middle British col- onies, 1755.
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