Adolph Lindenkohl was a scientist at the US Coastal Survey.
Lindenkohl was a scientist at the US Coastal Survey in Washington DC for over fifty years from 1854 when JW worked briefly there (#02437). His brother Henry, a cartographer, engraver, and lithographer was also employed by the Coastal Survey.
http://www.photolib.noaa.gov (accessed August 2004). Coastal and Geodetic Survey Bulletin, no. 58, 31 March 1920; http://www.history.noaa.gov (accessed 2004).