On Apr 18, 1:53*am, Stefan wrote:
WingFlaps schrieb:

QNH means query Newquay Harbour which was the British reference for
sea level.
It should give the atmospheric pressure at that dtaum -but I doubt

You certainly can cite a source for this urban legend?

Urban legend? O, it was not Newquay but Newlyn (both in cornwall). The
datum is sea level as set the British Admiralty back then so the
obvious Q code would have been QNH. Look up the history of the naval
tidal observatory if you don't believe it.

Cheers