Bulletin 644. Triangulation and primary traverse, 1913-1915.

Bibliographic Details

Corporate Authors:	Geological Survey (U.S.), ProQuest (Firm)
Format:	Government Document eBook
Language:	English
Published:	Washington : [publisher not identified], 1916.
Series:	United States congressional serial set.
Subjects:	Cartography. Geological surveys. Triangulation. Electronic books.
Online Access:	Connect to the full text of this electronic book