1921 in Canadian football - not necessary "Note: All dates in 1921" "NOTE: During this time most players played both ways, so the All-Star selections do not distinguish between some offensive and defensive positions." 1921 in Canadian football Western Canada Rugby Football Union joined the CRU and challenged for the Grey Cup. The Edmonton Eskimos became the first Western team to play in a Grey Cup game, but lost to the Toronto Argonauts 23–0. Rule changes included reducing players from 14 to 12 per side; putting ball into play by snapping it back; limit of 18 players with substitutes permitted freely. "Note: GP =
Comparison of American and Canadian football inches – the length of the ball, creating the illusion of the teams being "nose-to-nose" against each other. While large, relatively immobile offensive line players used to form a line that cannot be easily penetrated by the defense are valued in American football, the extra distance from the defensive team means Canadian football finds value in more nimble players on the offensive line. In American football, if a punt returner sees that, in his judgment, he will be unable to advance the ball after catching it, he may signal for a fair catch by waving his hand in the air,