Dirk Philips: friend and colleague of Menno Simons, 1504-1568
J. ten Doornkaat Koolman
Jacobus ten Doornkaat Koolman was born April 9, 1889 in Hamburg, Germany. His father was a medical doctor, and member of a prominent Mennonite family. After studying theology first in Marburg, then in Berlin, and finally at the Mennonite ...