International pitch standardized in 1939 or 1925?

[terryb]

Don,

When I took the written exam a few years ago, the answer they wanted was 
1939, but it appears that it has yet to be standardized.

Terry Beckingham

At 02:29 PM 2/5/2008 +0000, you wrote:
>Hi,
>
>The earliest "standard pitch date" for A440 that I've been able to find was
>from the American Federation of Musicians in 1910.
>Regards,
>Don Rose, B.Mus., A.M.U.S., A.MUS., R.P.T.
>Non calor sed umor est qui nobis incommodat
>
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