The 1930's is my absolute favorite period as well.
My ultimate goal is to get my hair to look like Anna Neagle's did in the early 30's:
The only thing I'm hesitant of is the eyebrows... especially Jean Harlow's. They're pretty severe.
I'm not absolutely sure these are correct, as I haven't done much research on these decades. Still, they might be of help:
I also agree that you should watch the old movies from those years.
Look your best - who said love is blind?