02-02-Colossus-ok.png Harvard Computer WomenThumbnailsTop Secret Rosies - The Female Computers of World War IIHarvard Computer WomenThumbnailsTop Secret Rosies - The Female Computers of World War IIHarvard Computer WomenThumbnailsTop Secret Rosies - The Female Computers of World War II
A Colossus Mark 2 computer being operated by Wrens. The slanted control panel on the left was used to set the "pin" (or "cam") patterns of the Lorenz. The "bedstead" paper tape transport is on the right.

https://en.wikipedia.org/wiki/Colossus_computer

https://en.wikipedia.org/wiki/Women%27s_Royal_Naval_Service
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