Primary triangulation.

Other author Geological Survey (U.S.)
Format Microform
Publication InfoWashington, D.C. : [publisher not identified], 1908.
Description4 pages ; cm.
Subjects

General noteReuse of record except for individual research requires license from LexisNexis Academic & Library Solutions.
General noteInstructions for recordkeeping and use of instruments and benchmarks, with sample record.
Citation/References note CIS Index to U.S. Executive Branch Documents, 1789-1903, Part III
Reproduction noteJoyner- Microfiche. [Bethesda, Md.]: LexisNexis Academic & Library Solutions, 1992. 11 x 15 cm. (CIS US Executive Branch Documents, 1789-1909 : no. I1902-51).
Govt. docs number I 19.2:T 73/1