IMPROVEMENTS IN THE SILVERING OF MIRRORS. Contents. THE SCIENTIFIC AMERICAN SUPPLEMENT N. 004. PHARAOH'S SERPENTS—ARE THEY DANGEROUS TOYS I ICE ROADS AND RAILWAYS ON ICE. PUBLISHED WEEKLY AT NO. 87 PARK ROW NEW YORK. 0. D. MUNN. A. E. BEACH. TERMS FOR THE SCIENTIFIC AMERICAN. The Scientific American Supplement, 1881-01-22

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IMPROVEMENTS IN THE SILVERING OF MIRRORS. Contents. THE SCIENTIFIC AMERICAN SUPPLEMENT N. 004. PHARAOH'S SERPENTS—ARE THEY DANGEROUS TOYS I ICE ROADS AND RAILWAYS ON ICE. PUBLISHED WEEKLY AT NO. 87 PARK ROW NEW YORK. 0. D. MUNN. A. E. BEACH. TERMS FOR THE SCIENTIFIC AMERICAN. The Scientific American Supplement, 1881-01-22

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