Scientific American Volume 77 Number 07 (August 1897) . One secret of Columbia, superiority liesin the Infinite care taken to bring all thefeatures into harmonious relation. Wellrounded and thoroughly adjusted in itssmallest details It may be examined withminute scrutiny,with certainty offinding construc-tion that Is notequalled nor evenapproached. Thereis beauty andstrength in everyline. ••«•••M96 Colnfflblu, tM. Harttoro Bicycles, $50, S45, $40, $30. POPB MFO. , CoDO. Cataloguefree from anydealer; bymail for onez-c. HALF A CENTURY OF CYCLES.—AN intereBtinfc biatory of the


Scientific American Volume 77 Number 07 (August 1897) . One secret of Columbia, superiority liesin the Infinite care taken to bring all thefeatures into harmonious relation. Wellrounded and thoroughly adjusted in itssmallest details It may be examined withminute scrutiny,with certainty offinding construc-tion that Is notequalled nor evenapproached. Thereis beauty andstrength in everyline. ••«•••M96 Colnfflblu, tM. Harttoro Bicycles, $50, S45, $40, $30. POPB MFO. , CoDO. Cataloguefree from anydealer; bymail for onez-c. HALF A CENTURY OF CYCLES.—AN intereBtinfc biatory of the cycle from its orlfirin up to ihepresent time. Tne first crank-driven bicycle. Theboue-ahaker and Its successors. The tricycle. Tbemodern wheel. Cycle buildJnp a science. PointB of im-provement. The pneumatic tire. A band and footcycle. With 9 iUuBtratlons. Contained in ScientificAmerican Sitpplehent, No. HtV2» Price 10 be had at this office and from all newsdealers. Computing Figures mentally is probably thehardest kind of toil Comptometer makes iteasy, is twice as quick, in-sures accuracy ana relievesall mental and nervous you get one ?WrlUforfampMet. FCLT & TARRANT MFQ Illinois Chioaoo. STEAM YACHTS, NAPHTHA LAUNCHES MARINE ENGINES,WATER TUBE BOILERS. The LarRest, Most Modem, and CompleteYacht Building Plant in the 10c. in stampa Sor lUiatrated Catalogue S. A. Gas Engine & Power Co. and Chas. L. Seabury & Co., Consolidated, Morris Heights, New York. K


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Keywords: ., bookcentury1800, bookdecade1890, booksubjectdevice, booksubjecttb