Experimental investigations regarding the use of sand as an inhibitor of air convection in deep seismic boreholes
By: by L. Gary Holcomb, Leo Sandoval, Bob Hutt
Contributors: Sandoval, Leo; Hutt, Bob; Albuquerque Seismological Laboratory (Geological Survey); Geological Survey (U.S.)
Series: Open-file report -- 98-362; U.S. Geological Survey open-file report -- 98-362
Publisher: Albuquerque Seismological Laboratory
Published: 1998
Place of publication: Albuquerque, N.M
Language: eng
Format: Microform
Number of pages: 51
Subjects: Seismometers
Notes: Cover title

At head of title: United Sates Department of the Interior, Geological Survey

Shipping list no.: 99-0518-M

Includes bibliographical references (leaf 23)

Microfiche. [Denver, Colo. : U.S. Geological Survey, 1999?] 1 microfiche : negative