Technical Report Archive & Image Library (TRAIL) - 2 Matching Results

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Drilling and Dustiness of Metal-Mine Air

Report issued by the U.S. Bureau of Mines on the air quality in metal-mines after using wet drills. Dust samples are collected and compared to samples collected from similar metal-mines in South Africa and Australia. This report includes tables.

Date: March 1922

Creator: Harrington, D.

Item Type: Report

Partner: UNT Libraries Government Documents Department

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Oil-Shale Operations in the Union of South Africa: October 1947

Report issued by the Bureau of Mines over production of oil-shale facilities in South Africa. The deposits of oil-shales, and torbanites are described. The operations at the production facilities are also presented. This report includes tables, maps, illustrations, and photographs.

Date: January 1954

Creator: Thorne, H. M. & Kraemer, A. J.