You keep saying this park had "good power alleys." Maybe you think it wasn't designed for football, but there's no getting around the fact that with the exception of the foul lines, the left field dimensions were 40-60 feet longer than the corresponding right field dimensions.
The stadium opened for the 1923 season for the Yankees. The first college football game was played there in October of 1923. College games were played there regularly over the years.
I know the history of the place. It was not designed for football. It ws designed to take advantage of Colonel Ruppert’s best asset — and to get in John McGraw’s face.