Alberto_gianni.jpg
Description Alberto gianni.jpg |
English:
The "torretta butoscopica" (exploration turret), designed, built, assembled and tested by the Italian diver
Alberto Gianni
(right). Scanned from the book
Viaggi nel mondo sommerso
(Travel in the underwater world) by Ulderico Tegani, Mondadori, 1931.
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Source | http://it.wikipedia.org/wiki/File:Alberto_gianni.jpg | ||||||||||
Author | Unknown author Unknown author | ||||||||||
Permission
( Reusing this file ) |
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