30 centimeter theodolite. Plate I, Fig. No. 7, Appendix No. 8, Report of Superintendent ... 1894, p. 276
Image ID: theb1158, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection Photo Date: 1894 Credit: NOAA Central Library Category: Geodesy/Triangulation/Instruments/ • High Resolution Photo Available
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