A curious lifeboat, an elevator stop, and a novel dry dock...

Item # 684625

October 06, 1883

SCIENTIFIC AMERICAN, New York, Oct. 6, 1883 The front page has a print of: "Clark & Standfield's Improved Depositing Dry Dock" with an accompanying article.
Articles with prints inside include: "Whitely's Safety Stop For Elevators" showing the core-section of an elevator; "Hamilton's Life Boat" which looks more like an elevated submarine.
Sixteen pages, very nice condition.