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4 Matching Results
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Rotary Boring Machine.
Patent for a rotary boring machine, which automatically sends out of the machine mud it digs up and can have the rotary pinion easily removed.
Date:
March 31, 1908
Creator:
Wiggs, James A., Jr.
Object Type:
Patent
System:
The Portal to Texas History
Rotary Explosive-Engine.
Patent for a rotary explosive engine which minimizes the waste of power.
Date:
March 31, 1908
Creator:
Walker, James C.
Object Type:
Patent
System:
The Portal to Texas History
[Postcard Showing Fisherman's Paradise in Llano, Texas]
Postcard showing a spillway in Llano, Texas, according to the photograph this spot is called "Fisherman's Paradise." Behind the river there is a large water tower and building with a bell tower; the note on the back of the card that describes the daily treatment in Llano.
Date:
December 31, 1907
Creator:
unknown
Object Type:
Postcard
System:
The Portal to Texas History
Type-Writer Attachment
Patent for a type-writer attachment.
Date:
March 31, 1903
Creator:
King, William V.
Object Type:
Patent
System:
The Portal to Texas History