The World Calendar Association - International (TWCA)
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1947-06-11 New York NY USA
11 Jun 1947, New York NY (USA), as successor to H-XH0305 - World Calendar Association, set up Oct 1930. 1955, name changed to International World Calendar Association (IWCA) -- Association internationale pour le calendrier mondial. Present name adopted, 2005.
Conduct scientific research and organize international non-governmental support for adoption of a perpetual calendar, namely four equal quarters of 91 days each plus one World Day.
Congress (annual); World Consultative Committee.
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