Show Rainfall Dampens German Cele Celebration ration BERLIN Aug 11 AP AP Constitution day the anniversary of ot the promulgation on August 11 1919 of ot the republican constitution opened this morning with thunder thundershowers thundershowers showers and with few republican flags lags displayed throughout Berlin Beilin The official program for tor the day began with a celebration at noon at the tha reichstag with speeches by hy Chancellor Luther and Professor Hermann Platz of ot the University of ot Bonn Donn After this President von Hindenburg was to review the I. I troops In front of ot the reichstag Ic I |