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navigáció - navigation
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131251 |
| |
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Charles Kingsford Smith
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94931 |
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Frank Hawks
|
94933 |
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1622 introductions
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131265 |
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Computer designers
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131258 |
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Logarithm
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131263 |
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Lafayette Escadrille (Escadrille de La Fayette)
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94958 |
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Francis Warrington Gillet
|
94961 |
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17th-century inventions
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131266 |
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logarléc - slide rule
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131267 |