A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Experimental concrete railroad ties
Status of concrete railroad ties in America; Portland Cement Association concrete tie; Bessemer and Lake Erie railroad track on concrete ties.
Experimental concrete railroad ties
Status of concrete railroad ties in America; Portland Cement Association concrete tie; Bessemer and Lake Erie railroad track on concrete ties.
Experimental concrete railroad ties
Am. Concrete Inst. -- Jl
Leavenworth, O.T. (author)
1931
3 pages
2 Figs.
Article (Journal)
English
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