Schirmmütze of a non-commissioned officer of the Field Post Office-censoring messages and the same thing the civilian post office did. The first owner of this cap from October 1909 to September 1911 served in a company of fusiliers of the Regiment "Königin"(Schleswig Holtsteinisches) No. 86 in Flensburg,and until June 1915 was on the Western Front-French.Model of the cap from 1907,manufacturer from Breslau.Courtesy of Mr. Schröder was able to establish the name of the owner of the cap.The owner of the cap was Hans Twisselmann.