1918 Dated Trench Art Shell Casing from the Battle of Monastir

Approximately 6-1/2 inches tall. The base has a diameter of approximately 2-7/8 inches. The Battle of Monastir took place in 1917, and it was a failed French attack against German-Bulgarian fortifications North and West of Monastir, between 12 March and 26 May 1917, during the Salonika Campaign in World War I.