Source and SVG version: https://commons.wikimedia.org/wiki/File:American_Party_of_Labor_flag.svg
By the American Party of Labor, CC BY SA 4.0
Source and SVG version: https://commons.wikimedia.org/wiki/File:American_Party_of_Labor_flag.svg
By the American Party of Labor, CC BY SA 4.0
Difference between apl and cpusa?