Two schools, one school

I thought the school exterior in This Could Be the Night looked familiar.

[This Could Be the Night (dir. Robert Wise, 1957). Click for a larger view.]

[The Blackboard Jungle, dir. Richard Brooks, 1955.]

Yep, Public School 500 was North Manual High School, aka Emmanuel Trades, in The Blackboard Jungle, another MGM movie. If you’re skeptical, look at the dark patches underneath the second-story windows flanking the entrance.