13 Month Calendar Theory. Each month has exactly 28 days. What is the 13 month theory?

Each month has exactly 28 days. They start on the same day (monday) and end.
The Lunar Calendar Is Based On The Cycles Of The Moon.
The 13 month theory states that the first 13 months of a calendar are fixed with precisely the same number of days.
The 13Th Month Theory Will Attempt To Answer This Question.
The first month of the year should be the first month of spring as we “march” into a new year (sorry about the puns, i can’t help myself!).
This Post Will Explain Why This Calendar Is A Modern.
Images References :
This Post Will Explain Why This Calendar Is A Modern.
They start on the same day (monday) and end.
Each Month Has Exactly 28 Days.
The international fixed calendar, proposed by moses b.
The Advantages Of This New Calendar Are Numerous: