From card no. 6TN5KHLF:

A uear y y should have 13 months If we had 13 months instead of 12, evert y y month would be exactly 28 days, the 1st would always be a Monday, and the 28th would always s be a Sunday. Every month would have exactly 4 weeks instead d of 4.257 And we would properly align ourselves with the cycle of the moon.
A uear y y should have 13 months If we had 13 months instead of 12, evert y y month would be exactly 28 days, the 1st would always be a Monday, and the 28th would always s be a Sunday. Every month would have exactly 4 weeks instead d of 4.257 And we would properly align ourselves with the cycle of the moon. is this accurate?