Annual Report 1859. No. 37 Discussion of the Magnetical and Meteorological Observations Made at the Girard College, Philadelphia in 1840, '41,'42,'43, '44, & '45
Image ID: cgs06127, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection Photo Date: 1859 Credit: United States Coast Survey Annual Report 1859 • High Resolution Photo Available
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