Give me a minute, I'm going to find a perfect example.
Some Progressive Rockers did that too.
They knew the usual limits of an LP, but decided to jam a ton of songs on the discs anyway.
A few who were good at engineering sound, got away with it.
I’m speaking of Todd Rundgrens’ A Wizard, A True Star’ album from 1973. 19 tracks and 57 minutes served up hot.