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Tunnelling on Pakistan's North-West frontier
14 November, 1977
Rockstore '77 storage in excavated rock caverns
14 November, 1977
British Tunnelling Society - Overseas tunnel construction
14 November, 1977
British Tunnelling Society - Improved contract practices
14 November, 1977
British Tunnelling Society - Dinorwic Pumped Storage Power Station
14 November, 1977
Settlements observed above a tunnel in sand
14 September, 1977
Seelisberg Middle Section construction
14 September, 1977
International Mining Exhibition 1977
14 September, 1977
Immersed tube developments at Drecht
14 September, 1977
Grand tour of the Dinorwic project
14 September, 1977
Fresh water for Damascus
14 September, 1977
Drifter
14 September, 1977
Chipping Sodbury quarry access
14 September, 1977
British Tunnelling Society - The future of mining in the United Kingdom
14 September, 1977
British Tunnelling Society - Grand tour of the Dinorwic project
14 September, 1977
Rockstore '77 Exhibition preview
14 July, 1977
Rockstore '77 - underground storage
14 July, 1977
Rock engineering, applications in tunnelling
14 July, 1977
Reflections on the International Tunnelling Association
14 July, 1977
Pipe-jacking case histories
14 July, 1977