1936  . . . they [Canadian cattle] probably sprang from ancestors which also gave rise to the Channel Islands' breeds--Jersey and Guernsey. The Canadian has been dubbed the "Quebec Jersey."
1941  . . . such names as "Quebec Jersey" and "Black Jersey," sometimes heard with reference to the Canadian breed [of cattle] may have more significance than is usually supposed.
1958  Canadian (Quebec) Jerseys--said to be the same as French-Canadian [cattle].