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Scientific American, Vol. 84, No. 8 (1901) (1901)

leaf 14

An illustration from Scientific American, Vol. 84, No. 8 (1901), 1901, leaf 14
er we guarantee aclear profit ing the advantage tuo be derived from the use of ball over during the life of bearings and pneumatic tires in rgad vebicles. Con- furnished. Agents wanted. of $3 for gery day: 's work, absolutely sure. Write at once. your engine. Address BOYAL MANUFACTURING CO., Box…

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