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Railway Crossing
Patent for a railway crossing. Illustration included.
Date:
March 2, 1909
Creator:
Meyerlambers, William H.
System:
The Portal to Texas History
Crossover
Patent for cross-overs in railways to prevent collisions of trains traveling on intersecting track ways
Date:
March 2, 1915
Creator:
Miller, Sam P.
System:
The Portal to Texas History