Click image to enlarge The new four-track masonry bridge...
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The new four-track masonry bridge...

Item # 222446
May 07, 1904
SCIENTIFIC AMERICAN SUPPLEMENT, New York,  May 7, 1904

* The Four-Track Masonry Bridge
* The Ginseng Root

This 16 page issue is in nice condition and contains illustrations, most of which pertain to the latest inventions of the day, with accompanying text including: New Four-Track Masonry Bridge of the Pennsylvania Railroad Company Across the Susquehanna River", "The Old Two-Track Steel Bridge at Rockville, Removed when the New Masonry Bridge was Constructed", "Eighty-Horse-Power Maudslay Gasoline Locomotive for Use in Hauling Freight Cars Across London", "View Showing Excavation of Ore in Terraces", and "Ginseng: It's Character, History, Commerce, and Medical Value".