2012-09-11
post/31353915629
photos 22:04:00
Top: London Underground Circuit Map Radio by Yuri Suzuki, 2012 (more here, here).
Bottom: The Underground ‘straight eight’ all-electric skit-set circuit diagram by Harry Beck, March 1933.
Top: London Underground Circuit Map Radio by Yuri Suzuki, 2012 (more here, here).
Bottom: The Underground ‘straight eight’ all-electric skit-set circuit diagram by Harry Beck, March 1933.
