_MG_60153504 x 23363504 x 2336
Date 2008-05-28 15:10:51
Camera Canon EOS 20D
Aperture f/4.0
Focal length 40 mm
Exposure 0.017 sec (1/60)
ISO 100
Flash On, Fired
bletchleypark
colossus
License
CC BY-NC-ND