On This Day: April 22

James Mortimer 1832
Antonín Konig 1863
Alexander Petrov 1867
Gyula Neukomm 1892
Francois Michel 1903
Zvi Heilbut 1917
Günther Jahn 1928
Juraj Nikolac 1932
Jacob Bettmann 1935
Leonid Shamkovich 2005