Improving Your Field Procedures

Improving Your Field Procedures

4.11 - 1251 ratings - Source

Topcon is reporting its GTS and ITS series of instruments. It again ... The GTS-4A and ITS- 1/1 B instruments have dual-axis compensation. ... The 301/302/303 instruments have the optical plummet in the alidade and have handle batteries.

Title:Improving Your Field Procedures
Author:James P. Reilly
Publisher: - 1990


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