which is Great Propvuct or Iron.—Blast furnace No. 8, of The accompanying engraving illustrates an improved fastened to the sticks at the joint. Suitable pockets the Lackawanna Iron and Coal Company, at Scranton, plan for extension tent poles, together with an im- protect the flap at its edges.… … they have been connected with its publication. Chemists, Architects, Millwrights and Furmers ! The SCIENTIFIC AMERICAN will be found a most useful journal tothem. All the mew discoveries in the science of chemistry are given any, additional expense, and enabling the occupants The tent pole, A, Fig.…
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