This may be the perfect time to see actual aircraft first-hand and inspect the log books.

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Log books indicate a mechanic certified the plane had been tested and "throughout its normal range of speeds" and maneuvers.

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Board a flight to the Faroe Islands on Atlantic Airways and the captain is trialling iPads alongside written log books.

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The former is familiar with some of the terrain, having previously replicated his grandfather's expedition using the original log books and diary used by Heyerdahl, and taking the opportunity to track changes in the Pacific's environmental conditions.

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