In Chapter 13 Turtle mentions a bunch of movie monsters and how knows they aren't real, "but just try telling that to the boys." Here are pictures of the monsters she mentions along with the year that movie came out.
Dracula - 1931
Frankenstein - 1931
The Mummy - 1932
Kink Kong - 1933
And here's an ad for Waldorf Toilet Tissue,
the only toilet tissue crazy Mrs. Stark would use.