image/svg+xml
Mar
30
Apr
May
Jun
Jul
Aug
Sep
Oct
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Feb
Jan
Mar
Oct
Nov
Dec
Jan
Feb
Mar
Oct
Nov
Dec
31
1
31
25
30
1
30
1
29
1
31
1
25
31
1
1
31
1
30
1
31
1
31
1
30
1
30
BST
GMT
1
31
1
29
1
30
25
31
1
30
1
31
25
31
1
30
1
31
1
30
1
31
1
31
1
30
1
30
Gnomon AdjustmentTool
The HuggettHeliochronometerMark II2018