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Scientific American, Vol. 68, No. 12 (March 1893) (1893)
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s not appear.The trolley lines are supposed to act also to hold theballoon on its course. The poles are to be about onehundred feet high. The air ship is to float 40 to 100feet above them. Parachute descents are proposed, itnecessary. © 1893 SCIENTIFIC AMERICAN, INC. i8o ^tuntxixt %mmtM. [March 25,… … DBAISINE 1816. modem bicycle of to-day. Since 1816 the inventivegenius of man has been at work upon the constructionof cycles; but not until 1869, when the American ve-locipede appeared, can it be said that cycle manufac-Patents · Inches · Munn · Scientific American · Cast Iron · Steam engine · Horse power · Square inch · Circuit court · Front plate · Letters patent · Sewing machine · Overman wheel
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