3 ms·

I read this awhile back, but it helps explain your question https://www.reddit.com/r/AskHistorians/comments/7kiu0r/how_were_protest_signs_in_the_30s50s_us_so/ h

• Alterlife 8y ago
  From your reference: > (If your question is more of a technical one: These signs weren't all individually hand-lettered. A professional lettering artist makes one copy, then the artwork is photographed and turned into a plate for silkscreening or lithography.) Holy crap, was this so common they had it made produced like the baby on board signs? :(
  • rangibaby 8y ago
    I'm guessing whoever made the sign arranged 4, CHILDREN, FOR, SALE words into the horrid sentence