., a niachinerj' inside their heads." I have often wondered of numbers, and the first on the right stands for units, if he was thinking of calculating machinery or only the next for tens, the next for hundreds, etc., just the company which ranks among the leading manufac- recognized the mechanical… … and enterprise of their THE WORLD'S COLUMBIAN EXPOSITION-EXHIBIT OF THE GtJNDLACH OPTICAL COMPANY. tive, and a longer focus manufacturers. These thus obtained than the machines are alike in mode of operating, differing In this way lengths of focus combined objective gives, register or place where…
Columbian · Machine · Munn · Valve · Scientific American · Device · Light year · Letters patent · Gas engine · Square foot · Sewing machine · Sheet metal · Gas engines · Otto gas · Focal length
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