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Seasonal error of Gregorian calendar
Originally created by Tom Ruen, 2003, using MSExcel graph, labeled with MSPaint
Converted from Image:Gregoriancalendarleap.GIF by User:Guanaco.
GIF Image history:
(del) (cur) 03:44, 2 May 2004 . . Tomruen (84150 bytes) (Seasonal error of Gregorian calendar)
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