Professor Roman Wyrzykowski on the occasion of the 75th birthday and the 50th anniversary of scientific activity

The year 1997 is the 50th year of Professor's Roman Wyrzykowski, one of the leading Polish acousticians, scientific activity.
Professor Roman Wyrzykowski is an outstanding personage; his knowledge, that surpasses significantly his scientific speciality, makes him an authority both as acoustician and a human.
He was born on the 5th of September 1922 in Grodzisk Mazowiecki in an intellectual family. His grandfather was doctor of medicine and his father a violin player (he even took his degree from an academy of music) and a lawyer, so, when he was employed in the Bank of Poland, the family moved to Warsaw. His mother graduated from a Pedagogical University and became a physicist.