Bibliography of diamond drilling
By: compiled by E.J. Longyear Company and Canadian Longyear, Ltd. ; with assistance of Engineering Societies Library
Contributors: Canadian Longyear; Engineering Societies Library
Edition: 1947 ed.
Publisher: E.J. Longyear
Published: 1947
Place of publication: Minneapolis, Minn
Language: eng
Number of pages: 44
Subjects: Boring; Bibliography; Diamond bits
Notes: Cover title.

Includes index.