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Scientific American, Vol. 33, No. 12 (1875) (1875)

leaf 3

An illustration from Scientific American, Vol. 33, No. 12 (1875), 1875, leaf 3
he purpose of fice, and the third and fourth floors by the United States carrying on the work upon a large scale. Accordingly the courts and offices (the interior of the United States Court is Actinic Engraving Company was formed. But this did not shown in our Fig. 2). There are ten elevators for… … four for passengers. Of the lat- several respects, been essential - ter the two principal ones are lo- ly changed and improved. cated in the wells of the grand One of the methods devised by Mr. Moss to save labor in spiral stairways which occupy the pavilions at either extremi- the production of…

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