Background
Szewczyk, Jan was born on June 9, 1946 in Konstancin, Jeziorna.
Szewczyk, Jan was born on June 9, 1946 in Konstancin, Jeziorna.
Bachelor in Pysics of Litosphere, Warsaw University, 1969. Doctor of Philosophy in Applied Geophysics, Polish Geological Institute, Warsaw, 1981.
Researcher Polish Geological Institute, since 1974. Chief of interpretation well loggin board.
Married; 1 child.