ScientificAmerican1911-01-21.jpg Scientific American 1911-01-07ThumbnailsScientific American 1911-02-04Scientific American 1911-01-07ThumbnailsScientific American 1911-02-04Scientific American 1911-01-07ThumbnailsScientific American 1911-02-04Scientific American 1911-01-07ThumbnailsScientific American 1911-02-04Scientific American 1911-01-07ThumbnailsScientific American 1911-02-04

The airship Suchard of the Brucker Transatlantic Expedition. To counteract the sudden increase in buoyancy produced when the rays of the rising sun in the tropics strike the balloon, water ballast is taken in by scoops on the end of a dragline and a spray of cooling water is spurted over the envelope.



Source: Steve Kirch, creator of a wonderful website about SCIENTIFIC AMERICAN in the past

Restoration by: magscanner