Portable seismographs from Canada
Subtitle: determination of the Commission in investigation no. 701-TA-313 (preliminary) under the Tariff Act of 1930, together with the information obtained in the investigation.
Series: USITC publication -- 2496
Publisher: U.S. International Trade Commission
Published: 1992
Place of publication: Washington, DC
Language: eng
Format: Microform
Subjects: Seismometers.; Blasting -- Equipment and supplies.
Notes: Cover title.

Distributed to depository libraries in microfiche.

Shipping list no.: 92-2122-M.

"March 1992."

Includes bibliographical references.

Microfiche. [Washington, D.C. : Supt. of Docs., U.S. G.P.O., 1992] 1 microfiche : negative.