Today on NPR Creamed, canned and Frozen, How The Great Depression Revamped U.S. Diets an interveiw with the authors of A Square Meal

I am perplexed by this. I’d be interested in the locale of these memories.
My mother, born in 1918, described lots of local fruits and vegetables, along with wild game and fish, in addition to the local butcher. This was Kansas City in the 30’s, perhaps the Northernmost and Westernmost Southern City. I associate canned goods and bland meals with the post war era, when women became a vital part of the workforce.