SCIENTIFIC AMERICAN, New York, July 22, 1876  The front page shows the: "The Campbell Perfecting Printing and Folding Press". Other prints within include: "Steam Jet Pump" "Self-Discharging Coal Hod" "Car Box Grinder" "Saw Gumming Machine" "Megascope" and much more. Related articles for each as well.
Sixteen pages, two binding holes at the blank spine, otherwise very nice condition.