Resource Type
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Serial/Series Title
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3 Matching Results
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Oxygen-Generator
Patent for an oxygen generator that refills as it is emptied.
Date:
February 7, 1911
Creator:
Bradley, Richard Clinton
Object Type:
Patent
System:
The Portal to Texas History
[Pamphlet Describing Kempner Addresses Economics Society]
Pamphlet describing Kempner addresses Economics Society about commission form of government. Also, it documents an article on "Commission Government: Would It Suit New Orleans by Edward H. Burns?"
Date:
1911-03-13~
Creator:
unknown
Object Type:
Pamphlet
System:
The Portal to Texas History
Rail-Bond.
Patent for a rail bond that allows an electric current to travel through the rails.
Date:
March 14, 1911
Creator:
Humason, Granville A. & Odell, Edward F.
Object Type:
Patent
System:
The Portal to Texas History