Special Edition: Predicting the Growth of a Future Metropolis
(http://www.metrojacksonville.com/images/downtown_frankenstein/1931_master_plan/pag4of1931report.png)
In this special, the staff of Metro Jacksonville shares a section of the 1931 Jacksonville Master Plan, that predicts how the city would develop, 40 years into the future.
Full Article
http://www.metrojacksonville.com/content/view/229
The population density comparison is very interesting. I wonder how Jacksonville stacks up today?
Also, it looks as if even in the 30's they were aware that the automobile would have a large impact on where people lived.