... Court of King's Bench; whereupon, on June 22, 1772, judgment was given for the Negro. The basis of the decision, the theme of the argument, was that the only kind of slavery known to English law was villeinage, that the Statute of Tenures (1660) (12 Car. 11, c. 24) expressly abolished villeins regardant to a manor and by implication villeins in gross. The reasons for the decision would hardly stand fire at the present day. The investigation of Paul Vinogradoff and others have conclusively established that there was ... — The Journal of Negro History, Volume 4, 1919 • Various