Author: Reuel A. Benson
Alternate names: Dr. Reuel Allen Benson
Died: August 6th 1956
Bio: This author is Dr. Reuel A Benson my great Grandfather. He was a prominent physician in NYC for many years. He wrote several works which can be found on the internet. We do not know how his books, etc... were published on the web) 
The provided photo is my grandfather, the authors son, Reuel A. Benson Jr. (deceased). My father is Reuel Allen Benson III, still living in Vermont.