capable of reducing the tempera ture of BP above to 50° below zero. With five figures diagrams illustrative of its performance. Contained in 10 cents. To be had DA this office and from all news dealers. WEAK UNDEVELOPED PARTS charge. Address C. FOWLER Moodus Conn. FOREIGN PATENTS Their Cost Reduced. answered. Address MUNN & CO. Building near 7th Street Washington D. C. ROCK BREAKERS AND ORE _ CRUSHERS. COPELAND & BACON. Agents. New York 'MFG. CO. York Pa. POLISHING FELTS. AL MI El IR. D DC) MI MANUFACTURER Order from our 'Special List.' 13TM`F .1%.IstCe Y. ll PITTSBURGH PA. HARRISON

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capable of reducing the tempera ture of BP above to 50° below zero. With five figures diagrams illustrative of its performance. Contained in 10 cents. To be had DA this office and from all news dealers. WEAK UNDEVELOPED PARTS charge. Address C. FOWLER Moodus Conn. FOREIGN PATENTS Their Cost Reduced. answered. Address MUNN & CO. Building near 7th Street Washington D. C. ROCK BREAKERS AND ORE _ CRUSHERS. COPELAND & BACON. Agents. New York 'MFG. CO. York Pa. POLISHING FELTS. AL MI El IR. D DC) MI MANUFACTURER Order from our 'Special List.' 13TM`F .1%.IstCe Y. ll PITTSBURGH PA. HARRISON CONVEYOR!, scientific american, 1886-06-26

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