To avoid print showing through a double-sided calendar, either print single-sided with the backs of the single-sided pages facing each other, or print on paper with a minimum 60 lb. thickness.
Earth Epic Calendar, Year 11.721 EE. (Including Westlight 117.20, starting on September 20, and then the year from December 21, 2020 through December 21, 2021)
Crossquarter Epic Calendar, Year 11.721 CQE (Including Westquarter 117.20, starting on August 1, and then the year from October 31, 2020 through October 31, 2021).