1. Sketch showing the progress of the survey in sections 8 & 9 : from 1846 to 1882. June 30, 1886 Yale Public content 1886. 2013-10-18T18:21:27Z. 2018-12-18T14:59:52Z. U.S. Coast and Geodetic Survey, issuing body. U.S. Coast and Geodetic Survey. English. cartographic image. Public. Louisiana, Mississippi, and Texas.