on may 13, 1923, william allen white became the first ku alumnus to win a pulitzer prize. it was awarded to him for his emporia gazette editorial “to an anxious friend”. in that editorial, white defended free speech. the school of business was created in 1924. the first campus union was built on in 1926 as a campus community center. on february 18, 1930, future ku alumnus clyde tombaugh said he discovered the planet pluto. later in 1930, present-day snow hall was completed and dedicated. it replaced the old, broken building. in 1932, one of ku's most famous football and wrestling stars, pete mehringer, qualified for the 1932 olympics.