Development and Production History on the Salt Flat and Other Fault Fields of East Central Texas (open access)

Development and Production History on the Salt Flat and Other Fault Fields of East Central Texas

Report issued by the Bureau of Mines over the Salt Flat fields in East Central Texas. As stated in the introduction, "this report deals with the development and production history of the Salt Flat field and gives comparative data on five outstanding fault fields. Two of these fields are producing from limestone and three from sandstone reservoirs" (p. 2-3). This report includes tables, maps, photographs, and illustrations.
Date: March 1931
Creator: Hill, Harry Blackburn; Bauserman, E. V. H. & Carpenter, C. B.
Object Type: Report
System: The UNT Digital Library
Regional Open Space Plan (open access)

Regional Open Space Plan

This report presents and applies the concept of utility open space to the Alamo Area Council of Governments region, and delineates utility open space needs, priorities, and opportunities.
Date: March 1973
Creator: Alamo Area Council of Governments
Object Type: Report
System: The Portal to Texas History
Automatic Heat-Regulator for Incubators. (open access)

Automatic Heat-Regulator for Incubators.

Patent for a device that allows for automatic temperature regulation in incubators. It operates by extinguishing and lighting the incubator's heating lamp wick to maintain a predetermined temperature.
Date: March 29, 1921
Creator: Wiedner, Charles
Object Type: Patent
System: The Portal to Texas History
News Drop, March 2023 (open access)

News Drop, March 2023

Quarterly newsletter of the Edwards Aquifer Authority discussing news and activities of the organization as well as other information related to programs, projects, and topics related to water management and conservation.
Date: March 2023
Creator: Edwards Aquifer Authority (Tex.). Communications and Development Department
Object Type: Journal/Magazine/Newsletter
System: The Portal to Texas History
An Intensive Cultural Resources Survey of the Proposed CPS Energy Tri-County Substation, Comal and Guadalupe Counties, Texas (open access)

An Intensive Cultural Resources Survey of the Proposed CPS Energy Tri-County Substation, Comal and Guadalupe Counties, Texas

An archaeological survey report of the proposed site of the CPS Energy Tri-County Substation in Comal and Guadalupe Counties, Texas to determine whether there were any cultural resources in the area.
Date: March 2013
Creator: Atkins North America, Inc.
Object Type: Report
System: The Portal to Texas History
Lineman's Portable Telegraph and Telephone Pole Seat. (open access)

Lineman's Portable Telegraph and Telephone Pole Seat.

Patent for a seat for linemen when stringing telegraph or telephone poles, which has clamps that go around the pole.
Date: March 24, 1908
Creator: Troell, Charles T.
Object Type: Patent
System: The Portal to Texas History
Hat and Coat Hanger (open access)

Hat and Coat Hanger

Patent for a wall mounted structure on which a hat or coat can be stored.
Date: March 17, 1903
Creator: Krezdorn, Herman A.
Object Type: Patent
System: The Portal to Texas History