| Description | Box-listed items are itemised below. The box also includes D1851/26/1-6, D1851/31, D1851/41/1-10 and D1851/55/1-2
Item 1: Pamphlet re Pantagraph Engraving Machine with Rose Engine, 1953
Item 2: "A History of the Bryan Donkin Company 1803-1925" by Harry J Donkin, c1920s
Item 3: Valves catalogue, 1922
Item 4 (?D1851/54): miscellaneous product leaflets and internal engineering notes |