CPB SPORTS MOTOR BOAT #154 "A CONTINUOUS MOTOR BOAT SHOW" BUTTON.
1.25" with Ehrman Mfg. Co. backpaper. c.1910. Additional text reads "Arthur P. Homer-Motors-Boats-Designing-Brokerage-Boston" and features graphic of early motor boat at center. One of the earliest motorboat buttons we've encountered. NM displaying Mint.
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