Here is the information on the use of the
symbol:  http://www.infoplease.com/ce6/society/A0857575.html

Apparently, the Universal Copyright Convention was not signed until 1952 at
Geneva and accepted by the US in 1954.

I am still looking for a date on the actual symbol.



At 12:29 PM 8/10/2003 -0700, you wrote:
>HistArch
>
>Can anyone give a reliable and verified date for the first use in the
>United States of the copyright symbol (an o inside of a C).  It is was not
>used and not in the list of symbols in the 1932 edition of the unabridged
>Merriam-Websters  It was also not used as late as 1953 in a University of
>Chicago book; they being the leaders in style with The Chicago Manual of
>Style.  The earliest use I can find in my library is 1959 which is well
>before the two most recent legislative changes in the U.S. law in 1978 and
>1989.  What effect the use of the symbol earlier in Europe may have on the
>U.S. is not known.  My evidence thus would suggest between 1953 and 1959
>as the first use.
>
>Rick

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