The 175th Tunnelling Company was one of the tunnelling companies of the Royal Engineers created by the British Army during World War I. The tunnelling units...

tunnelling company to fire mines on 17 April 1915) 174th Tunnelling Company 175th Tunnelling Company (known for its role at Hooge in 1915) 176th Tunnelling Company...

3rd Canadian Tunnelling Company was one of the tunnelling companies of the Canadian Military Engineers during World War I. The tunnelling units were occupied...

1st Australian Tunnelling Company was one of the tunnelling companies of the Royal Australian Engineers during World War I. The tunnelling units were occupied...

December 1915, passed to 182nd Tunnelling Company, then to 3rd Canadian Tunnelling Company and 175th Tunnelling Company, which took charge in April 1916...

galleries beneath Hill 60 began in late August 1915, with the 175th Tunnelling Company, which began a gallery 220 yards (200 m) behind the British front...

the 171st and 172nd Tunnelling Company. In July 1915, 175th Tunnelling Company was extended to Hill 60, and 172nd Tunnelling Company focused on The Bluff...

Tunnelling Company, including Lieutenant C. G. Boothby (see below). In June 1916 the Germans blew three charges close to 175th Tunnelling Company's crater...

the British 171st, 175th and 250th Tunnelling companies and the 1st Canadian, 3rd Canadian and 1st Australian Tunnelling companies, while the British...

250th Tunnelling Company was one of the tunnelling companies of the Royal Engineers created by the British Army during World War I. The tunnelling units...