Compressibilities of gases (open access)

Compressibilities of gases

Reproduction of thirteen graphs for computing compressibilities of various gases and for computing the volumes delivered from cylinders containing various gases.
Date: November 21, 1925
Creator: Pickering, Samuel Fisher
System: The UNT Digital Library
National Bureau of Standards: Its Functions and Activities (open access)

National Bureau of Standards: Its Functions and Activities

A report on the functions of the National Bureau of Standards.
Date: October 29, 1925
Creator: unknown
System: The UNT Digital Library
Motor-Vehicle Headlighting (open access)

Motor-Vehicle Headlighting

A report on the necessity of improved motor-vehicle lighting.
Date: August 5, 1925
Creator: Carlson, R. E.
System: The UNT Digital Library
Radio-Frequency Resistance and Inductance of Coils Used in Broadcast Reception (open access)

Radio-Frequency Resistance and Inductance of Coils Used in Broadcast Reception

Technical paper issued by the Bureau of Standards over radio-frequency resistance in radio reception. As stated in the introduction, "the purpose of this paper is to present data on the radio-frequency resistance and inductance of coils within the range of frequencies used in radiotelephone broadcasting" (p. 651). This paper includes tables, and illustrations.
Date: October 22, 1925
Creator: Hund, August & De Groot, H. B.
System: The UNT Digital Library
Testing of Fire-Clay Brick with Special Reference to their Use in Coal-Fired Boiler Settings (open access)

Testing of Fire-Clay Brick with Special Reference to their Use in Coal-Fired Boiler Settings

Technical paper issued by the Bureau of Standards over studies conducted on fire-clay bricks. The results of the studies are discussed. This paper includes tables, and illustrations.
Date: February 13, 1925
Creator: Geller, R. F.
System: The UNT Digital Library
Motor-Vehicle Headlighting (open access)

Motor-Vehicle Headlighting

Report issued by the Bureau of Standards discussing the improved illumination of night-time driving with the use of vehicle head-lighting. Methods of construction and adjustment information are presented. This report includes tables, illustrations, and photographs.
Date: 1925
Creator: Carlson, R. E.
System: The UNT Digital Library