Template:Did you know nominations/History of geomagnetism

The following discussion is an archived discussion of the DYK nomination of the article below. Please do not modify it. Subsequent comments should be made on the appropriate discussion page (such as this nomination's talk page, the article's talk page or Wikipedia talk:Did you know), unless there is consensus to re-open the discussion at this page. No further edits should be made to this page.

The result was: promoted by PumpkinSky talk 20:01, 20 November 2011 (UTC)

History of geomagnetism

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... that a world map by Gerardus Mercator attributes the Earth's magnetic field to a magnetic mountain (pictured) above the Arctic Circle?

ALT1 ... that early mariners avoided eating garlic near the ship's compass for fear it would cause errors?
ALT2 ... that early legends told of magnetic mountains that pulled the nails out of ships, making them founder?
Reviewed: T Peter Brody

Created/expanded by RockMagnetist (talk). Self nom at 02:06, 4 November 2011 (UTC)

I can't find any evidence that Henry IV of France had a son called Oliver Cromwell.©Geni 17:21, 12 November 2011 (UTC)

He didn't. Oliver Cromwell was Lord Protector of England, and le Nautonier's son tried to sell the book to him. I added a little qualifier to make that more clear.RockMagnetist (talk) 17:56, 12 November 2011 (UTC)