Automated borehold surveying system for steeply inclined cased boreholes /

Bibliographic Details

Main Author:	Tesch, Willard John
Corporate Author:	United States. Bureau of Mines
Format:	Government Document Book
Language:	English
Published:	[Washington] : U.S. Dept. of the Interior, Bureau of Mines, [1976]
Series:	Report of investigations (United States. Bureau of Mines) ; 8156.
Subjects:	Mine surveying. Borings.