“The World Season Calendar (WSC) is a proposal for calendar reform by author Isaac Asimov. In...World Season Calendar
“The World Calendar is a proposed reform of the Gregorian calendar created by Elisabeth Achelis...World Calendar
“A Modern Calendar The Modern Calendar is a calendar reform proposal featuring an eight-day week...Modern Calendar
“The Long-Sabbath Perennial Calendar is a calendar reform suggrested by Rick McCarty, in 1996. It...Long-Sabbath Perennial Calendar
“The Bonavian Civil calendar is a calendar reform proposed by Chris Carrier. Every month begins...Bonavian Civil Calendar
“The International Fixed calendar (also known as the International Perpetual calendar, the...International Fixed Calendar
This category has only the following subcategory.
- [+] Leap Week Calendars (2 C, 34 P, 3 F)
Pages in category "Perpetual calendars"
The following 20 pages are in this category, out of 20 total.