Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
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. (Autor:in)
1931
3 pages
2 Figs.
Aufsatz (Zeitschrift)
Englisch
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