Methods and results.
The closing of a circuit of triangulation.

APA Citation

U.S. Coast and Geodetic Survey. (1877). Methods and results: The closing of a circuit of triangulation. Washington: Govt. print. off..

MLA Citation

U.S. Coast and Geodetic Survey. Methods And Results: The Closing of a Circuit of Triangulation. Washington: Govt. print. off., 1877.

Warning: These citations may not always be complete (especially for serials).