[JANUARY 20, 1883. … AN EXPERIEVCED ENGINEER & DRAUGHTSMAN, VELOCITY OF ICE BOATS... A-COLLEC. largest size in full operation. ARMouuR ek CO. tion of interesting letters tothe editor of the SCIFNTIFIO AMERICAN On the question of the speed of ice boats, de. monstrating how and why it is that these craft sail Limited,…
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