A MAGNETIZED WATCH. A NEW SEWER TRAP. I Om RECENT MECHANICAL INVENTIONS. A NEW PORTABLE ENGINE. PALES' PORTABLE ENGINE VERTICAL SECTION OF ENGINE AND BOILER. NEW CUFF HOLDER. DORING'S CUFF HOLDER. The Convention of Civil Engineers. The quickest Atlantic Passage., scientific american, 1879-07-12
A MAGNETIZED WATCH. A NEW SEWER TRAP. I Om RECENT MECHANICAL INVENTIONS. A NEW PORTABLE ENGINE. PALES' PORTABLE ENGINE VERTICAL SECTION OF ENGINE AND BOILER. NEW CUFF HOLDER. DORING'S CUFF HOLDER. The Convention of Civil Engineers. The quickest Atlantic Passage., scientific american, 1879-07-12
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