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Scientific American, Vol. 47, No. 22 (1882) (1882)
leaf 7
, would frequently prevent a Fig. 3, vertical spaces representing directions, as indicated Hamburg, with a view to ascertain its accuracy and useful- breakdown in starting or stopping machinery suddenly. For by the letters of the compass, and horizontal distances de- ness, and in each case it has… … Fig. 2. Larrabree. curved in such a manner that Fig. 1, © 1882 SCIENTIFIC AMERICAN, INCInternet Archive · Public domain (published before 1931). Free to use for anything.
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