Report of the Cambridge bridge commission and report of the chief engineer upon the construction of Cambridge bridge (1909)
Massachusetts. Cambridge Bridge Commission, Jackson, Anna M. (Anna Margaret), 1848-1920 · Boston : Printing Dept. · leaf 70
BRIDGE I9D7 … Preliminary Studies. 41 PRELIMINARY STUDIES. Before deciding upon the final design of the new bridge anumber of studies had been made for bridges both with andwithout a draw, and the delay incident to the agitation fora drawless bridge was improved for this purpose. Studieswere made for a masonry…
Bridges
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