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My man's cumming in the field, alright.
Doing his duty for King and Country
https://en.m.wikipedia.org/wiki/Mansfield_Smith-Cumming
When SSB discovered that semen made a good invisible ink, his agents adopted the motto "Every man his own stylo". However, the use of semen as invisible ink was ceased because of the smell it produced for the eventual receiver. It also raised questions over the masturbatory habits of the agents.
Both function as invisible ink and can be swallowed, but only lemon juice staves off scurvy.
10 comments