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
Stack Former and Protector. (open access)

Stack Former and Protector.

Patent for an invention "to provide a device of this character by means of which a hay, straw, or other kind of a stack may be formed and while being formed may be protected from rains" (lines 13-17). Illustrations included.
Date: August 12, 1902
Creator: Stipp, Edwin M.
Object Type: Patent
System: The Portal to Texas History
Rail-Joint (open access)

Rail-Joint

Patent for an improved rail joint that doesn't need bolts.
Date: August 17, 1920
Creator: Ryan, George R. & Ryan, William M.
Object Type: Patent
System: The Portal to Texas History