12 Mar 1942. United States Army Forces in British Isles issue first Post Exchange (PX) regulations and LTC Edmund M. Barnum assumes duties of PX Officer.
At the height of the US build-up in the United Kingdom, the the gigantic task of organizing the Services of Supply (SOS) was undertaken by General Lee upon his arrival in England late in May 1942. The organization of the SOS staff, which was announced at the end of June, included Col. Edmund M. Barnum as Chief of Army Exchange Service.
Death: Oct. 27, 1943. Note: Entered the service from Illinois. Burial: Cambridge American Cemetery, Cambridge, England.