There once was an evil king. He was the Duke of Lizards and he stole a very important book. That book contained many things to help one achieve eternal joy and everlasting splendor. Perhaps if you find the king you will find the book. Perhaps this list of numbers will lead us to the king.
4 29, 1968
6 26, 1973
6 1, 1933
8 8, 1933
6 19, 1950
3 16, 1982
8 23, 1933
2 20, 1950
3 18, 1947
9 21, 1971
6 20, 1942
1 20, 1966
4 27, 1945
2 20, 1937
11 29, 1988
You can validate your puzzle solution with certitude.