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NOAA Photo Library Image - theb1136

Cut-off, i.e. flashlight, in use at night on comparator. Night-time operations in comparing lengths of steel tapes. Fig. No. 13, Appendix No. 3, Report of Superintendent ... 1901, p. 258

Image ID: theb1136, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Photo Date: 1901


Category: Geodesy/Base Line/

• High Resolution Photo Available




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Last Updated: April 30, 2013