9YB 1922 Lafayette, Indiana

Purdue University

Comment: on the card he gave his name as W. G. Modlin, M.D.. He was not a doctor, he was an engineer.
The operator was Walter George Modlin, sometimes W. George Modlin, 9DSZ.
He was only licensed for a very short time.The callsign 9YB was issued to Purdue University.
Mr. Modlin was an electrical engineer, mostly working with electrical appliances.
He was born September 3 1899 in Indiana and died March 12 1963 in Indiana.

From the estate of 5KC
QSL, Info courtesy of W5KNE