ans of sliding doors, which are furnished with spared no pains nor expense to make the occasion suc- mortise groove or channel has been completed, the snearing edges adapted to cut off anything of a fibrous cessful and impressive. position of the carriage is reversed, it being then placed nature… … says that every warehouse near the docks and every The American Petroleum Industry. SWIETER'S MORTISING MACHINE. available piece of open ground were occupied by tow- Bulletin No. 76, on the production of petroleum, has ering tiers of bags filled with grain, awaiting the ar- been prepared by Mr.…
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