Philotheus Boehner ( February 17 , 1901 -- May 22 , 1955 ) , who was born as Heinrich Boehner , was a member of the Franciscan order and a very well respected medieval scholar . Philotheus Boehner , born Heinrich Boehner ( February 17 , 1901 -- May 22 , 1955 ) was a member of the Franciscan order and a distinguished medieval scholar .