Portal:Anniversaries/May 21: Difference between revisions
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Latest revision as of 14:56, 23 July 2021
- 1927 — American Charles Lindbergh completes the first solo, nonstop transatlantic flight, using a special Longines watch of his own design for navigation.
- 1969 — Seiko releases the Ref. 6139 Speed Timer for public sale, making it the first automatic chronograph.