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NOAA Photo Library Image - cgs05626

Map Showing Longitude Stations and Connections determined by means of the electric telegraph between 1846 and June 30, 1887. 137 longitude stations had been determined at that time. Map produced by C.A. Schott in January, 1889. 1887 Annual Report, figure 16.

Image ID: cgs05626, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Photo Date: 1887

Category: Historical Cartography/

High Resolution Photo Available

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November 10, 2017