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Hydraulic Jacks
Caption says, "5-AL-1243. Specifications No. R5-18. View of hydraulic jacks used to jack 48" diameter pipe under railroad and highway."
Date:
December 7, 1949
Creator:
George, P. W.
System:
The Gateway to Oklahoma History
View of Pipe
Caption says, "5-AL-1244. Specifications No. R5-18. General view of pipe jacking operations under State Highway No. 44, approximately Station 74 of Lugert Dike Drain."
Date:
December 7, 1949
Creator:
George, P. W.
System:
The Gateway to Oklahoma History