Pittsburgh's steel industry...

Item # 671661

December 12, 1874

SCIENTIFIC AMERICAN December 12, 1874 This famous title always featured the latest inventions and improvements of the day, many being illustrated. Included in this issue are: "Keokuk, Iowa, Railroad Bridge" "Hot Air Balloon" and a nice centerfold of the Pittsburgh steel industry. Descriptive articles accompany the prints as well.
Sixteen pages, good condition.