Background
JONKMAN, Bartel J. was born on April 28, 1884 in Grand Rapids, Michigan, United States.
JONKMAN, Bartel J. was born on April 28, 1884 in Grand Rapids, Michigan, United States.
Grand Rapids Schools. University of Michigan Assistant Prosecuting Attorney,1915-1920. Prosecuting Attorney, Grand Rapids, Michigan, 1930.
Grand Rapids Schools. University of Michigan Assistant Prosecuting Attorney,1915-1920. Prosecuting Attorney, Grand Rapids, Michigan, 1930.
Member: Knickerbocker Society. Association of Commerce. Clubs: Lotus, Optimistic, Lions.