THE WORLD'S ADVANCE for JULY 



115 



ON BOATS'" MOTORS 



SO Leading Boat Builders have joined with the Gray Motor Co. 

 and issued a catalog of Specialized Boats. 175 boats to select from, 

 any kind of a boat from a $125 fishing launch to a $2500 mahogany 

 finished express launch, powered with 6 cylinder self starting 4 cycl 

 Gray Motor. This Book is Free. Write for it today. Also B:L 

 Gray Marine Engine Catalog showing complete line 2 and 4 cycle t 

 marine motors $55 upwards, 1 to 6 cylinders. 3 to 50 H. P, Write for it/] 



GRAY MOTOR CO., 749 Gray Motor Bide.. Detroit. Mich.< 



3O Days FREE TRIAL 



and freight prepaid on the new 1915 "RANGER" 



bicycle. Write at once and get our big catalog and 

 special offers before buying. 



Marvelous improvements. Extraordinary values in 

 our 1915 price offers. You cannot afford to buy without 

 getting our latest propositions. WRITE TODAY. 



Boys, be a "Rider Agent" and make Dig money tak- 

 ing orders for bicycles and supplies. Get our liberal 

 terms on a sample to introduce the new "RANGER." 



Tires, equipment, sundries and everything in the bicycle 

 es. Auto and Motorcycle Supplies. 



CO.. DEPT. M-109 CHICAGO 



line half usual prices. Auto a 



MEAD CYCLE 



MAKE YOUR BIKE A 

 - MOTORCYCLE 



ost y using our Attachable outfit. 

 FIT3 ANY BICYCLE. Easily attached. No special 

 tools required. Write today for bargain list and 

 C Q Ft R ft ft II describing the SHAW Bicycle 

 rnlLKL DUUrV Motor Attachment. Motor- 

 cycles, all makes, new and second hand. $35 and up. 



SHAW MANUFACTURING CO, 

 0pi 38 o Galesburg, Kansas 



Accurate scale drawings and knock-down parts of 

 model. Man-carrying machines that will surely fly. 



Every man and boy should build one of 



these fascinating models. 



J Viewport Monoplane 25c . Wright Biplane 25c- 

 Curtiss Hydroplane S5c. Bleriot Monoplane tSc- 

 Curtiss Frying Boat 25c. Cecil Peoli Racer 25c- 



Complete Set of Six -- $1.25 postpaid. 

 Be sure to read our big advertisements 

 in the May and June issues of this magazine ; 

 they will surely interest you. 



Price List of Toys and Models FREE. Complete 48 pp. Catalog 

 of "Ideal- 'Model Aeroplanes and Supphesfsc. 



IDEAL AEROPLANE & SUPPLY CO., 80-86 W. Broadway, New York 



jnoaeii^aitor 01 Aeronautics. 



You build it . $2-50 

 We build it . . $7.50 



MODEL 



AEROPLANES 



Send 2c. postage for complete 

 handbook of Models & Supplies. 



Wading River Mfg. Co. 



WADING RIVER, N. Y. 



BOYS Get a Glider FREE 



Cut out this ad. Send or bring it with ten cents 

 only, to us, and get a copy of our wonderful 

 GREAT MODEL AEROPLANE HANDBOOK 

 witn marvelous Aero-Glider. It 



. 



wm g i ide i ong distances. ^^liS&v 



THE MODEL SUPPLY HOUSE. W. Phipps, Dept. L. 503 5th Ave., N. Y. City 



Our illustrated book tells all about our wonderful 

 small engines in 1-2. 1 and 1 1-2 h.p. 



FORDi^STARTER 



' Shipped on trial. Send stamp for Booklet and Special Offer 



SIEVERKROPP ENGINE CO. 1222 18lh St., Racine, Wis. 



FORD RACERS 



REBUILD YOUR FORD CAR. 



Sketches, Specifications and Instructions. 

 Information for Two-cent Stamp, T. M. Co. 

 Dept. B. Box 212, Woodf ords. Maine - 



Motor 

 Cycles 



R-15 Twin, 2-speed $275 



RM-15 Single cylinder, 2-speed. . 230 

 A Pope machine adds many hours of 

 pleasure to every day living and gives 

 holiday trips a new meaning distance is 

 no longer an obstacle. You may journey mod- 

 erately, or 60 miles an hour, as you wish. 



Pope Motor Cycles are made entirely in our own factory 

 and are as near perfect in material, equipment and finish 

 as it is possible to make them. 



They are swift and powerful always dependable easy 

 of control. Pope front and rear Spring Suspension makes 

 wonderfully comfortable riding. Competitive tests have 

 many times proven Pope superiority. The Pope trade mark 

 means "the standard of the world." 



Motor Cycles 6 Models. Single cylinder, twins, 2 speeds. 

 Bicycles 92 Models. Special light and heavy weights and 



juveniles. Send for either catalog you wish. 



THE POPE MFG. CO. 

 12 Cycle Street Westfleld, Mass. 



De Luxe Power Motors 



Air or Water Cooled 



The Logical Cyclecar Power Plants 



Model V 9-13 H. P. - - - Twin Motor 



Model U 5-7 H. P. - - - Single Motor 



Shaft or Chain Drive. Dual Magneto or Battery Ignition. 



De Luxe Planetary Transmissions 



Shaft Drive and Countershaft style 

 Send for catalogs and prices 



THE F. W. SPACKE MACHINE COMPANY 



525-549 Madison Avenue Indianapolis, Ind., U. S. A. 



For our Mutual Advantage mention The World's Advance when writing to Advertisers. 



