Viikkonumero
51
18 – December 24, 1920
Vuonna 1920 on 52 viikkoa
| # | Sat | Sun | Mon | Tue | Wed | Thu | Fri |
|---|---|---|---|---|---|---|---|
| 49 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| 50 | 11 | 12 | 13 | 14 | 15 | 16 | 17 |
| 51 | 18 | 19 | 20 | 21 | 22 | 23 | 24 |
| 52 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
| 1 | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
- Standardi:
- Kansainvälinen
- USA
- Islamilainen
Viikkolaskuri
Viikon numerot vuonna 1920
- #SaturdayFriday
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- 52 December 25 December 31