Subject: Triangulation / Spatial Coverage: Middle Atlantic States - Yale University Library GeoBlacklight Search Results

1. Sketch showing extension of primary triangulation : along the 39th parallel to the Capes of Delaware. June 30, 1897

1897. 2013-11-08T17:39:40Z. 2013-11-21T21:36:24Z. U.S. Coast and Geodetic Survey, issuing body. U.S. Coast and Geodetic Survey. English. Public. Middle Atlantic States and Georgia.

2. Triangulation between the Atlantic coast and West Virginia. June 30, 1892

1892. 2013-10-29T17:32:13Z. 2013-11-21T21:38:55Z. U.S. Coast and Geodetic Survey, issuing body. U.S. Coast and Geodetic Survey. English. Public. East (U.S.) and Middle Atlantic States.

3. Triangulation between the Atlantic coast and West Virginia. June 30, 1893

1893. 2013-10-30T19:12:27Z. 2013-11-21T21:39:32Z. U.S. Coast and Geodetic Survey, issuing body. U.S. Coast and Geodetic Survey. English. Public. East (U.S.) and Middle Atlantic States.

4. Triangulation between the Atlantic coast and West Virginia. June 30, 1894

1894. 2013-10-31T18:18:28Z. 2013-11-21T21:39:45Z. U.S. Coast and Geodetic Survey, issuing body. U.S. Coast and Geodetic Survey. English. Public. East (U.S.) and Middle Atlantic States.

5. Triangulation between the Atlantic coast and West Virginia. June 30, 1895

1895. 2013-11-01T19:57:02Z. 2013-11-21T21:40:00Z. U.S. Coast and Geodetic Survey, issuing body. U.S. Coast and Geodetic Survey. English. Public. East (U.S.) and Middle Atlantic States.