Railway and Locomotive Engineering . The ArmstrongAutomatic Drill Drift The handle or driver ii alwaysready to strike a blow as thespring automatically throws itback into ONE HAND FREE TOSAVE THE Circular Mailpd en BROS. TOOL COMPANY312 .V Francisco Ave . CHICAGO. U. S, A. DUNERCAR CLOSETS DUNER The Norwalk Iron Works Co. SOUTH NORWALK, CONN. Makers of Air and Gas Compressora Stnd fcr Calaica All Pyrpoa* RlllSSLeEiDineerin) A Practical Journal of Motive Power, Rolling Stock and Appliances Vol. XXIX. 114 Liberty Street, New York, October, 1916.
Railway and Locomotive Engineering . The ArmstrongAutomatic Drill Drift The handle or driver ii alwaysready to strike a blow as thespring automatically throws itback into ONE HAND FREE TOSAVE THE Circular Mailpd en BROS. TOOL COMPANY312 .V Francisco Ave . CHICAGO. U. S, A. DUNERCAR CLOSETS DUNER The Norwalk Iron Works Co. SOUTH NORWALK, CONN. Makers of Air and Gas Compressora Stnd fcr Calaica All Pyrpoa* RlllSSLeEiDineerin) A Practical Journal of Motive Power, Rolling Stock and Appliances Vol. XXIX. 114 Liberty Street, New York, October, 1916. No. 10 Fall of the Quebec Bridge Canadas Great Engineering Project Set Back—Second Mishap in Ten Vears-Theory of the Cause of the Failure of the Center Span—StrongConstruction. But Accident Happened While Raising Span. The news of the fall of the center orconnecting span of the huge cantileverbridge at Quebec is now well known toall. There has not been that flood ofexplanations which one might haveexpected amid the great number of news-papers which printed accounts of thedisaster. A possible exception is that ofthe explanation offered by Mr. H. Bakerwho saw the acciilont. In the absence of pianation there is nn wor<i of the end and 10 ft. at the south end beforeconnecting span having been too weak, dinner, and the span hung secur
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