Gas Masks for Gases Met in Fighting Fires (open access)

Gas Masks for Gases Met in Fighting Fires

Technical paper issued by the Bureau of Mines over the development of gas masks designed for fighting fires. The characteristics of the different types of masks in development are presented. This paper includes tables, illustrations, and photographs.
Date: August 1921
Creator: Fieldner, Arno Carl; Katz, Sidney H. & Kinney, Selwyne P.
System: The UNT Digital Library
City Smoke Ordinances and Smoke Abatement (open access)

City Smoke Ordinances and Smoke Abatement

From Introduction: "In connection with the fuel investigations conducted by the Bureau of Mines much information has been accumulated as to the smoke abatement activities in various cities. The essential features of the information are presented in this report, which, it is believed, will be of public interest and benefit, especially to those communities that are just beginning organized effort to abate unnecessary smoke."
Date: 1912
Creator: Flagg, Samuel B.
System: The UNT Digital Library
Strontium Program Quarterly Summary Report: November 1958 - January 1959 (open access)

Strontium Program Quarterly Summary Report: November 1958 - January 1959

From Abstract: "This report is one of a sequence of quarterly reports, each designed to up-date its predecessor beginning with HASL-42, "Environmental Contamination from Weapon Tests." Herein are reported data which have accrued since HASL-51. In particular, the levels of strontium 90 in fallout, milk, tap water, vegetation, and foods are given, based on data available from November 1, 1958 to January 30, 1959."
Date: February 24, 1959
Creator: Hardy, Edward P., Jr. & Klein, Stanley
System: The UNT Digital Library
Injury Experience in the Coking Industry, 1951 (open access)

Injury Experience in the Coking Industry, 1951

From Introduction and Summary: "Reports from operating companies showed that 25,715 men worked at coke ovens in 1951, about 6 percent more than were employed in 1950 and, except in 1943, the largest work force since 1930, when 28,139 men were employed. The work time for all employees was 70,190,493 man-hours. The returns indicated an average of 344 work days per man as compared with 341 days in the previous year. Accidents at the ovens resulted in the death of 10 and injury to 768 workers, both of these figures representing fewer injuries than in 1950."
Date: 1954
Creator: Reese, Seth T.; Kearney, Naomi W. & Miller, Elizabeth A.
System: The UNT Digital Library
The HASL Bone Program 1961-1964 (open access)

The HASL Bone Program 1961-1964

Report documenting the measuring of strontium-90 levels contained in the bones of children and adults of various age brackets across the United States.
Date: August 16, 1965
Creator: Rivera, Joseph & Harley, John H.
System: The UNT Digital Library
United States Earthquakes, 1937 (open access)

United States Earthquakes, 1937

Report discussing earthquake activity in the United States during 1937. The report is broken down by regions and has sections for specific earthquakes.
Date: 1937
Creator: unknown
System: The UNT Digital Library