ork which usually requires nouncement, therefore, that Andrew Carnegie was to build an automatic ore unloader at a cost of $100,000 100 men. How tlie Welshacli Jflantle is jnade. occasioned no little interest. The "mantle" of the Welsbach light is an ash con- As yet no attempts have been made to… … a Bunsen burner to the bird feeding and for POW£fi£'UL AUIOUAIIC OBE UNLOADEB IN USE, SHOWING DIEEEBENX f OSIIIONS OE THE MAIN ABM top. The cotton burns condimental and medic- AND SUCK£X. 11901 SCIENTIFIC AMERICAN, INC.
Patents · Wire · Electrical engineering · Automobile · Machine · Color · Gasoline · Horse power · Auxiliary wire · City mineral · Circuit court · Electrical waves · Induction coil · Canned sugar · Gas engine · Mineral water · Waterloo canning
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