Show A nation of bridge builders tile united states la to notably in ad anu of alt all other nations in ilia tho science and practice of bridge build ing tho the increasing de demanda viands of commerce ju justified stIlled longer and longer einna tho the u eight of locomotives and mine doubled and trebled the eingle single bridge member increased to one hun bull dred cit ett ID lit length and one hundred tone tons is eight wonderful steam hydraulic dr aulle pneumatic and electric rift rim chine toola toots were made to fashion them with and costly special shore shops were built in this country and operated by thousands of antii tho the arlt V erection have kept paco pace with theau enormous derricks traveling tiR towers and steel ropo rope tackles operated eight at a time by a single alenin or elec electria trin hoisting engine with miny ro iny other boatly special appliances have been provided tor for assembling assim bling the great members quick ly cheaply and safely into the finished pan span amirico stands today to day far for la in advance of all tho the world in the daring designs high quality and economical and rapid construction of many great bridges F 1 W skinner in lvir per a weekly |