SCIENTIFIC AMERICAN, New York, February 18, 1888 The front cover has "False Work Under East Arch - General View of Operations in Progress on the New Harlem River Bridge" with an accompanying article. Inside the issue is: "Boomber & Boschert's Power Screw Tankage Press"; "New French Steam Tricycle"; "The Copperhead"; and more illustrations, articles and advertisements. 
Complete in sixteen pages, never bound, in very good condition.