Cap Badge - 149th (Lambton County Regiment, Waterford, Ontario) Battalion, CEF The 149th Battalion, CEF was a unit in the Canadian Expeditionary Force during the First World War. Based in Watford, Ontario, the unit began recruiting in late 1915 in Lambton County. After sailing to England in March 1917, the battalion was absorbed into the 4th and 25th Reserve Battalions on April 8, 1917.