;Cal. Intern. Perpetual
;The International Perpetual calendar (also known as the International Fixed calendar, the Cotsworth plan, the Eastman plan, the 13 Month calendar or the Equal Month calendar) is a proposal for calendar reform providing for a year of 13 months of 28 days each, with one day at the end of each year belonging to no month or week.
;The thirteenth month is inserted between June and July and called Sol or Midi.

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LANGUAGE=UTF8
IMAGE=Holiday_days.gif
COMMENT=Updated April 5, 2009 \nalso known as the International Fixed calendar, the Cotsworth plan, the Eastman plan, the 13 Month calendar or the Equal Month calendar


;01.1.  =>Intern. Perpetual Calendar New Year (Sunday 1 January #0000)
01.1.  =Sunday 1 January #0000, New Year (Intern. Perpetual Calendar) ;Note=1st month, 28d
29.1.  =Sunday 1 February #0000 (Intern. Perpetual Calendar)        ;Note=2nd month, 28d
26.2.  =Sunday 1 March #0000 (Intern. Perpetual Calendar)           ;Note=3th month, 28d
28.2.+26Dy =Sunday 1 April #0000 (Intern. Perpetual Calendar)       ;Note=4th month, 28d
28.2.+54Dy =Sunday 1 May #0000 (Intern. Perpetual Calendar)         ;Note=5th month, 28d
28.2.+82Dy =Sunday 1 June #0000 (Intern. Perpetual Calendar)        ;Note=6th month, 28d
17.6.%2000,4 =Leap Day (29 June) #0000 (Intern. Perpetual Calendar) ;Note=leap years, 1d
18.6.  =Sunday 1 Sol/Midi #0000 (Intern. Perpetual Calendar)        ;Note=7th month, 28d
16.7.  =Sunday 1 July #0000 (Intern. Perpetual Calendar)            ;Note=8th month, 28d
13.8.  =Sunday 1 August #0000 (Intern. Perpetual Calendar)          ;Note=9th month, 28d
10.9.  =Sunday 1 September #0000 (Intern. Perpetual Calendar)       ;Note=10th month, 28d
08.10. =Sunday 1 October #0000 (Intern. Perpetual Calendar)         ;Note=11th month, 28d
05.11. =Sunday 1 November #0000 (Intern. Perpetual Calendar)        ;Note=12th month, 28d
03.12. =Sunday 1 December #0000 (Intern. Perpetual Calendar)        ;Note=13th month, 28d
31.12. =Extra Day (29 December) #0000 (Intern. Perpetual Calendar)  ;Note=yearly day, 1d


;These entries were added by: dewaelheyns(a)gmail.com - http://users.telenet.be/wdew/
;The abbreviations {d} {m} {e} {y} ... are explained on http://users.telenet.be/wdew/Basis%20PTB/BasisEN.htm
;http://www.wordiq.com/definition/International_Fixed_Calendar