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Suspension bridge over Alleghany River in Pittsburgh...
Item # 642499
June 18, 1870
SCIENTIFIC AMERICAN, New York, June 18, 1870 The front page has "Suspension Bridge over the Alleghany River at Pittsburgh, PA" with an accompanying article. Inside the issue is: "Vandenvinne's Patent Steam Excavator"; "Hotte's Improved Coffeepot"; and more illustrations, articles and advertisements.
Complete in sixteen pages, in good nice condition.
Category: Post-Civil War