Hello Rick, my source : die Geschichte des 3.Ober-Els?ssischen I.R. 172 BURMEISTER was indeed killed on 11/5/1915 He is buried at Menen German Mil Cem, date of death on hs grave also 11/5/1915 Hooge was near Sanctuary Wood where he was killed, trying to infiltrate in the wood on 11/5/1915. In 1915 several offciers of other regiments were posted with IR 172 ( even from the Guards) Regards, Cnock Regards, Cnock