SCIENTIFIC AMERICAN, New York, May 21, 1870  The front cover has "Newell's Oscillating Sofa, Table and Couch for Vessels" with an accompanying article. Inside the issue is: "Deep-Sea Piers for a Proposed Bridge to Cross the British Channel"; "Komp's Combined Punching and Eyelet-Inserting Machine"; "Leonard's Tool Holder and Grindstone Dressing Machine"; and more articles, illustrations and advertisements.
Complete in sixteen pages, very lite rubbing on the front page, otherwise in good condition. Never bound.