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Levee.
Patent for reinforced levees with "means whereby the water will be positively prevented from seeping therethrough and weakening the levee" (lines 14-16).
Date:
September 30, 1913
Creator:
Beazley, John Sr.
System:
The Portal to Texas History
Display-Board
Patent for electronic baseball display board. Including instructions and illustrations.
Date:
September 30, 1913
Creator:
Detrick, Harry
System:
The Portal to Texas History