QECOND-HAND MACHINISTS' TOOLS DATENT OFFICE MODELS CAREFULLY pHIRTIETH ANNUAL FAIR OF THE PHE WORKS OF THE AUBIN GAS CO. MACHINE BELTING STEAM PACKING. PO IRON FOUNDERS AND PIPE MANU UNGRAVING ON WOOD AND MECHANI 'LIVERY MILLWRIGHT ALL MILL 1 EON PLANERS AND ENGINE LATHES SPEEDWELL MON WORKS. JOHN H. LEDGERWOOD & CO. No. 9 Gold street New York. C °ETAS& PATENT STEAM ENGINES—, scientific american, 1858-08-28


QECOND-HAND MACHINISTS' TOOLS DATENT OFFICE MODELS CAREFULLY pHIRTIETH ANNUAL FAIR OF THE PHE WORKS OF THE AUBIN GAS CO. MACHINE BELTING STEAM PACKING. PO IRON FOUNDERS AND PIPE MANU UNGRAVING ON WOOD AND MECHANI 'LIVERY MILLWRIGHT ALL MILL 1 EON PLANERS AND ENGINE LATHES SPEEDWELL MON WORKS. JOHN H. LEDGERWOOD & CO. No. 9 Gold street New York. C °ETAS& PATENT STEAM ENGINES—, scientific american, 1858-08-28


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