2024 Hidden History Calendar

NOW HALF PRICE ($7.50 plus $3 shipping) - The Progressive’s Hidden History calendar features artwork from past magazine covers ranging from 1909 - 2023. In addition to holidays, it includes significant dates in progressive history on almost every day. Test your knowledge of progressive history. And if there’s a date missing that you think should be on the calendar, let us know and we’ll consider it for 2025!