|Size||520 x 420mm|
|Location||Stored at the London Metropolitan Archives|
|Acquired||Auction at Bonhams
Grants from NHMF, Art Fund, V&A, Friends National Libraries & Trinity Buoy Wharf
A small woodcut engraving of isometrical sketch (based on the watercolour isometrical projection) depicting sections of the "Great Shield", credited to 'R. Beamish' and 'W. Warrington'.