The construction of the Graf Zeppelin at a fabrication plant. Germany, 1928.
The Hindenburg Ladders That Never Saw The Hindenberg! http://blog.ladders-online.com/2012/05/01/the-hindenburg-ladders-that-never-saw-the-hindenberg/
To me the Zeppelin represents an age of curiosity and industrialism. We didn't really know what worked and what didn't work, but damned if we weren't going to bull forward with whatever seemed like a good idea at the time. The Graf Zeppelin