Select the YEAR for which you want the old Gregorian calendar:

1st digit
(2nd digit)
(3rd digit)
(4th digit)
0
0
0
0
1
1
1
1
2
2
2
2
3
3
3
3
4
4
4
4
5
5
5
5
6
6
6
6
7
7
7
7
8
8
8
8
9
9
9
9