|Size||610 x 240mm|
|Location||Stored at the London Metropolitan Archives|
|Acquired||Auction at Bonhams
Grants from NHMF, Art Fund, V&A, Friends National Libraries & Trinity Buoy Wharf
Watercolour of a longitudinal section (attributable to Joseph Pinchback) of the tunnel, showing the inundation of the river into the workings and the mass of bagged clay dropped on a raft into the riverbed to fill the gap, with the Brunels' engineering assistant Richard Beamish examining the state of the shield with the aid of a bull's-eye; lantern, his companion in a boat; feint caption in pencil "No. 8"