Gershon Legman, in his magisterial Oragenitalism: Oral Techniques in Genital Excitation, traces the history of the euphemism soixante-neuf and mentions an older euphemism, "Congress of the Crow". This latter term dates back to at least the second century CE, where it appears in a mixture of prose and anstubh poetry. WHAT NAME is given to this treatise on the philosophy, theory, and practice of love, whose name can be translated as "Manual of Desire"?
KAMA SUTRA