Climatological Map of Pennsylvania Showing the Average Temperature, Amount of Rainfall, etc. by Lorin Blodget - 1872 
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United States Mid-Atlantic Pennsylvania
This antique climatological map of Pennsylvania was originally published in the 1872 "New Topographical Atlas of the State of Pennsylvania with Descriptions Historical, Scientific, and Statistical," by Walling and Gray. This map shows counties, major geological formations, and details the mean temperature for the summer, winter, and the year overall. Shading indicates the amount of rainfall during the year. This piece is in Very good overall antique condition overall, with some toning, and measures approximately 17.5 x 14 inches.
Antique Geological Map
Maker: Walling and Gray

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