Stanislaw Wojciechowski was born on March 15 , 1869 in Kalisz , and died near Warsaw on April 9 , 1953 at the age of 84 . StanisÅ aw Wojciechowski was born on March 15 , 1869 in Kalisz , and died near Warsaw on April 9 , 1953 at the age of 84 .