Built between 1897 by Hungarian aviation pioneer David Schwarz, the airship features a rigid envelope made entirely of aluminum.
https://diqn32j8nouaz.cloudfront.net...rz_airship.jpg
Previously:
https://www.homemadetools.net/forum/...835#post167608
https://www.homemadetools.net/forum/...493#post166505
https://www.homemadetools.net/forum/...746#post159695
https://www.homemadetools.net/forum/...687#post151862
https://www.homemadetools.net/forum/...250#post134800
