Why Are Condoms Called French Letters

Несмываемый стыд / +1

Why Are Condoms Called French Letters. French letter condom (c.1856), french (v.) perform. Web etymonline gives some help and a plausible explanation:

Несмываемый стыд / +1
Несмываемый стыд / +1

French letter condom (c.1856), french (v.) perform. Web etymonline gives some help and a plausible explanation:

Web etymonline gives some help and a plausible explanation: French letter condom (c.1856), french (v.) perform. Web etymonline gives some help and a plausible explanation: