of the three-jawed the distribution of spans shown in the engraving is will be reduced to 54 m. and 56°780 m. respectively. chuck would be to place therein a wheel which had adopted, permits the following figures to be given with This height isamply sufficient for the passage of ves- been turned to… … ports and 480,000,000f. for the metallic superstructure, the floor upon vertical cylindrical columns, the space and by revolving the machine, measurements could be in all 860,000,000f., or £34,400,000, or $172,009,000. The made as to its accuracy. Of late, much attention has above indicated, of a…
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