The WWI British 'On War Service' 1915 Button Hole Badge by Woolley & Co. No.45475 is a historical and collectible item that signifies service during the World War I era in Great Britain. This badge represents the home front and civil defence efforts made by individuals and organizations during this challenging time in British history. Manufactured in the United Kingdom, this badge is a tangible piece of militaria that commemorates the sacrifices and contributions made by the British people during the war.