Title Word Index : Others6
| 60 | 1985 BT Tower Neodymium U.S. Route 66 |
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| 600x | Boeing 747 |
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| 608 | Perfect number |
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| 61 | 1986 Magna Carta Promethium Upsilon Andromedae |
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| 6128 | Allosaurus |
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| 618 | Golden ratio |
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| 62 | 1987 AK-47 Samarium |
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| 620 | The Magic Flute |
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| 626 | Requiem (Mozart) |
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| 63 | 1988 Europium |
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| 638 | Perfect number |
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| 64 | 1989 FIFA (video game series) Gadolinium StarCraft Super Mario 64 |
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| 64bit | Linux |
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| 65 | Caffeine Cretaceous–Paleogene extinction event Cystic fibrosis Paracetamol Terbium |
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| 6543 | Cat's Eye Nebula |
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| 66 | Dysprosium Prime Minister of the United Kingdom U.S. Route 66 |
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| 67 | Absolute zero Holmium Johnston Atoll The Supremes |
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| 68 | 1968 Astatine Erbium Normal distribution |
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| 683 | Avro Lancaster |
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| 69 | Thulium |
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| 693 | Allosaurus |
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| 6row | Barley |
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| 6th | 6th century James VI and I John Quincy Adams Lord Byron Saturn Symphony No. 6 (Beethoven) Yom Kippur War |
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