Show trade and construction notes it is is reported that the colorado zinc lead company leadville colorado will increase the capacity of its ton mill to tons daily F T biddle is mill superintendent for the company the allis chalmers manufacturing co has just issued a new illustrated and descriptive bulletin no 1087 E on oil large induction motors a comprehensive document that should prove interesting to all users of electric power in quantity installation of a larger mill for the treatment of asbestos has been announced by the regal asbestos company of which john L alexander globe arizona is manager production of the fibrous fireproof mineral is being increased the property is located near chrysotile arizona the caterpillar tractor co of san leandro california announces it has concluded negotiations with the russell grader manufacturing co of minneapolis minnesota whereby it has acquired the business and facilities of the latter company the russell line of road building machines will henceforth be manufactured by the road machinery division of caterpillar tractor co at the plant formerly occupied by the russell company at minneapolis the mine safety appliances company pittsburgh penna announces the opening of a pacific coast branch including offices and warehouse at east third street los angeles california this branch is in charge of H E munn assisted by C E gault in addition to the pacific coast branch the western organization of M S A also includes the following district representatives J C calnon I 1 el paso texas T R jones denver colorado V 0 murray salt lake city utah and H H sanderson seattle washington |