Note: 1942 is the middle of ww2, not the great depression. The war effort dramatically reduced labor availability. (back of the napkin math says roughly 12% of

Note: 1942 is the middle of ww2, not the great depression. The war effort dramatically reduced labor availability. (back of the napkin math says roughly 12% of the US population served in the military, disregarding the massive labor pool required to support the military industrial complex)