Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)
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Two men engaged in anal sex, kissing and oral sex with the message 'Safer sex' shown in sign language above; an advertisement for deaf people in Berlin by the Deutsche AIDS-Hilfe e.V. Colour lithograph by M. Taubenheim and W. Mudra, 199-. Attribution-NonCommercial 4.0 International (CC BY-NC 4.0). Source: Wellcome Collection.