Reconnaissance from San Diego to Panama. Plan of San Martin Island, by Lieut. HB.Mansfield U.S.N. Astronomical Station Lat. 30.28’52"00 N. Lon. 116.06’36"90 W . determined by W.Eimbeck. Sub Assist. C.S.
Photo Category: Coast and Geodetic Survey - Archive
Photo Location: California, San Martin Island
Photo Date: 1873
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| Added On | 20th October 2015 |
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