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Scientific American, Vol. 61, No. 20 (November 1889) (1889)
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urtain passes quickly over the face of the sensitive country. We have now to present some examples of plate, fxposing successive portions of the sensitive sur- and depends further for its effectiveness upon the per- the same class of work produced by Mr. Ottamar sistence of vision. As is well… … ANSCHUETZ'S ELECTEICAL TACHYSCOPE. ©1889 SCIENTIFIC AMERICAN, INC.Munn · Illustrated · Blanchard · Scientific American · Patents · Sheet metal · Peat fiber · Sewing machine · Electric light · American supplement · Steam engine · Horse power · Store service · Express money
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