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Historio 19ma yarcento20ma21ma yarcento |
Yardeki: |
Yari: 1901 • 1902 • 1903 • 1904 • 1905 |
La yaro 1978 (MCMLXXVIII per Romala algarismi) esis ordinara yaro komencinta ye sundio segun Gregoriala kalendario. Ol esis la 978ma yaro di la duesma yarmilo, la 78ma yaro di la 20ma yarcento, e la 9ma yaro di la yari 1970a.
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