series of slides, so with for further particulars. : that a number of objects can be examined without 4 ll> » having to stop for adjustment and focusing for each. SAFETY GAS BUBNEB. This instrument can be taken apart and packed in The object of an invention patented by Mr. George small space, and… … this strain into a strain parallel to each piece, and will soon be made, will be furnished by Mr. T. L. MoALLISTEB'S ILLUSTBATOB'S MICBOSCOPE. another perpendicular to it. Then the strap which is McKeen, the patentee, Easton, Pa., and models of either cast or wrought drawheads "will be sent for ex-…
Patented · Asbestos · Apparatus · Patents · Scientific American · Rudder · Send stamp · Bore hole · Electric light · Sole manufacturers · Address munn · Small pieces · American supplement · Electrical energy · Steam thrashing
Internet Archive · Public domain (published before 1931). Free to use for anything.
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