ft AMERICAN PATENTS.— AN INTER- SHIPMAN ENGINE CO. sail faster than the wind which propelsthem. Illustrated Electric Propeller. esting and valuable table showiny the number of patents 200 Summer Street. with 10 explanatory diagrams. Contained in SCIENTIFIC granted for the various subjects upon… … TELEPHONES record in ink of the temperature nomical. ona weekly chart... .... Indorsed by the U.S. Government. Standardized and Warranted. Price, Thar are good—not *-cheap things.’? The difler- “ Write for particulars. ence in cost is little. We guarantee our apparatus and Buarantes our customers…
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