Education
He attended Albright College and Shippensburg State Teachers College. Gilbert also attended Harrisburg Technical High School in Harrisburg, Pennsylvania and the New York Military Academy in Cornwall-on-Hudson, New New York
He attended Albright College and Shippensburg State Teachers College. Gilbert also attended Harrisburg Technical High School in Harrisburg, Pennsylvania and the New York Military Academy in Cornwall-on-Hudson, New New York
Gilbert used the alias "Knuckles Boyle" because he could not be enrolled at Albright College and play professional football at the same time. "Boyles" was the name of a friend and he gained the name "Knuckles" for his toughness on the football field He also played baseball in the New York-Pennsylvania League.
Gilbert was the freshman football coach of Franklin and Marshall College in 1938.
He also served as a police officer in Mechanicsburg, Pennsylvania. He died of a heart attack while on duty on August 26, 1943.
He was also a member of the Reading Keys and Pittsburgh Americans.