Image from http://ignaciobisbalsur.blogspot.com/2012/11/ 12.12.22 SEE https://www.navsource.org/archives/02/99/029905.htm
It was at the #GoodyearAirdock (1929, architect #KarlArnstein) that the great twin #airships, #USSAkron & #USSMacon (here under construction) were built in 1931 for the #USNavy as flying aircraft carriers.