Observe this video of Manila in the 1930’s. Apparently it had the world’s largest prison at that time. I do not endorse the attitude of the narrator, but the script is an interesting historical document in itself.
For good measure see this, also on Manila, from 1938:
Axé.
coldhearted scientist وداد 
An amazing teaching and research resource for me — thanks! And for anyone interested in ethnographic media and global views, really.
O de nada – you know there is more on Manila in YouTube! I discovered this because I was seeking images of Lima in the 20s and 30s.