At the 1936 Summer Olympics in Berlin, he received a bronze medal for his book, "The Olympic Discus", and in 1937 he received the Polish Literary Academy's "Gold Laurels" for outstanding literary achievement. Between 1937 and 1938 he was an editor for the state publishing house for school books, and produced the educational series, "Great People". After World War II began, he participated in the cultural underground. The flames of the Warsaw uprising consumed his literary archives and his entire unpublished works.