Event:
Gijsbert van Hall resigns as mayor of Amsterdam
More Notable Events on May 9:
1962 Beatles sign their 1st contract with EMI Pstlophone
1962 Laser beam successfully bounced off Moon for 1st time
1941 English Army breaks German spy codes
1927 Canberra replaces Melbourne as the capital of Australia
1914 President Wilson proclaims Mother's Day
