Career
Eldridge was commissioned into the Royal Artillery in 1915 during World War I and served in France and Belgium. After the War he was involved in operations in Iraq. He also served in World World War II and was deployed to Italy in 1944.
He became Director General of Artillery at the Ministry of Supply in 1945 and Commandant of the Royal Military College of Science in 1948.
He was made General Officer Commanding Aldershot District in 1951 and Controller of Munitions at the Ministry of Supply in 1953. He retired in 1957.