“This proposed calendar is a solar calendar based around the equinoxes and solstices, and takes...Long Summer Modified Gregorian Calendar
“The Igbo calendar (Ògụ́àfọ̀ Ị̀gbò) is the traditional calendar system of the Igbo people of...Igbo calendar
“The 54-Week Calendar contains exactly 54 weeks per year. Some weeks are shortened to 6 days...54-Week Calendar
“In April 1900, Professor L. A. Grosclaude of Geneva proposed the Invariable Calendar, New Era...Invariable Calendar
“The Traditional Christian Calendar year is divided into four quarters of equal length, named for...Traditional Christian Calendar
This category has the following 2 subcategories, out of 2 total.
Pages in category "Leap day calendars"
The following 21 pages are in this category, out of 21 total.