Leopold Nowak, Austrian composer and musicologist (died 1991)

Leopold Nowak was an Austrian musicologist chiefly known for editing the works of Anton Bruckner for the International Bruckner Society. He reconstructed the original form of some of those works, most of which had been revised and edited many times.

August 17 is the 229th day of the year in the Gregorian calendar; 136 days remain until the end of the year.