Feb 3 Agner Krarup Erlang, Danish scientist (b. 1878) Feb 8 Maria Christina of Austria, queen of Spain, dies at 71 Feb 12 Freiherr Albert von Schrenk-Notzing, German para-psychologist, dies at 66 Feb 28 Clemens Freiherr von Pirquet, Austrian artist (React of P), dies at 54 1928 Deaths in History 1930