This post allows you to see
inside the 'maternity hospital' Chaplin used in
The Kid. The building was once part of the original Occidental College campus, visited by Presidents Roosevelt and Taft. Remarkably the building still stands as an apartment block.

Many more views at this post -
https://silentlocations.wordpress.com/2017/02/11/chaplin-inside-the-kid-maternity-hospital/Cheers, John