Station Tunnel Segment Erector, a large hydraulic powered machine with arms forcing tunnel segments into the tunnel walls on either side, assisted by workmen, at Turnpike Lane on the Piccadilly line Northward extension. View of left side wall and outstretched arm, men positioning bolts.
Photographed by Topical Press, 30 Jun 1931
Location: Westbury Avenue Haringey N15
Image no: U9129
Inventory no: 1998/78037