Surgical Instrument. (open access)

Surgical Instrument.

Patent for a tonsilotome/enucleator for cutting the tonsils out during a tonsillectomy without injuring the pillars.
Date: August 3, 1909
Creator: Combs, Robert L.
Object Type: Patent
System: The Portal to Texas History
Edwards Aquifer Hydrogeologic Status Report for 1992 (open access)

Edwards Aquifer Hydrogeologic Status Report for 1992

Report on the status of the Edwards Aquifer, discussing current and historic water levels, trends, and water quality.
Date: August 1993
Creator: Edwards Underground Water District (Tex.). Field Operations Division.
Object Type: Report
System: The Portal to Texas History
Film Developing, Fixing, and Washing Apparatus. (open access)

Film Developing, Fixing, and Washing Apparatus.

Patent for a film developing, fixing, and washing tank.
Date: August 8, 1911
Creator: Nyč, Frederick Francis
Object Type: Patent
System: The Portal to Texas History