Scientific American.
ESTABLISHED 1845.
MUNN & CO., Editors and Proprietors.
PUBLISHED WEEKLY AT
NO. 37 PARK ROW, NEW YORK.
O. D. MUNN. A. E. BEACH.
ESTABLISHED 1845.
MUNN & CO., Editors and Proprietors.
PUBLISHED WEEKLY AT
NO. 37 PARK ROW, NEW YORK.
O. D. MUNN. A. E. BEACH.