December 1980
| MonMonday |
TueTuesday |
WedWednesday |
ThuThursday |
FriFriday |
SatSaturday |
SunSunday |
| 11st December 1980 |
22nd December 1980 |
33rd December 1980 |
44th December 1980 |
55th December 1980 |
66th December 1980 |
77th December 1980 |
| 88th December 1980 |
99th December 1980 |
1010th December 1980 |
1111th December 1980 |
1212th December 1980 |
1313th December 1980 |
1414th December 1980 |
| 1515th December 1980 |
1616th December 1980 |
1717th December 1980 |
1818th December 1980 |
1919th December 1980 |
2020th December 1980 |
2121st December 1980 |
| 2222nd December 1980 |
2323rd December 1980 |
2424th December 1980 |
2525th December 1980 |
2626th December 1980 |
2727th December 1980 |
2828th December 1980 |
| 2929th December 1980 |
3030th December 1980 |
3131st December 1980 |
11st January 1981 |
22nd January 1981 |
33rd January 1981 |
44th January 1981 |