In 1918, the centerpiece of San Francisco’s crusade against influenza was an ordinance requiring face masks. But an anti-mask league in the city objected, and held meetings with thousands of people. San Francisco was hit hard by the pandemic: https://t.co/x4y46zUF7Z https://t.co/j4Xi3SEuLg

In 1918, the centerpiece of San Francisco’s crusade against influenza was an ordinance requiring face masks. But an anti-mask league in the city objected, and held meetings with thousands of people. San Francisco was hit hard by the pandemic: https://t.co/x4y46zUF7Z pic.twitter.com/j4Xi3SEuLg

— Retro Report (@RetroReport) April 20, 2020

from Twitter https://twitter.com/RetroReport

April 21, 2020 at 05:47AM