|Size||260 x 435mm|
|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 depicting three miners at work in the tunnel; shows how miners would dig forward, and the whole shield would be driven forward by hydraulics, in exactly the way that was eventually used, on a larger scale, in the "Great Shield"