Sample screw from the model of the screw-cutting lathe, by Henry Maudslay, England, 1800-1820 Sample screw from the model of the screw-cutting lathe 1800-1820
Sample screw from the model of the screw-cutting lathe, by Henry Maudslay, England, 1800-1820 Sample screw from the model of the screw-cutting lathe 1800-1820
Metal stand for the sample screws associated with the model of the screw-cutting lathe, by Henry Maudslay, England, 1800-1820 Metal stand for the sample screws from the model of the screw-cutting lathe 1800-1820