Improved Steam Excavator The Largest Pump 'Manufactory In the World. 4 . AO VANDENVINNE'S PATENT STEAM EXCAVATOR. 41I AOHENBAOR'S REIN HOLDER., scientific american, 1870-06-18

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Improved Steam Excavator The Largest Pump 'Manufactory In the World. 4 . AO VANDENVINNE'S PATENT STEAM EXCAVATOR. 41I AOHENBAOR'S REIN HOLDER., scientific american, 1870-06-18

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