Description | Box-listed items are itemised below. The box also includes D1851/40 and part of D1851/54
Items 1-6: Numbers not used Item 7: Gas exhausting and plants catalogue, 1926 Items 8-13: Numbers not used, nd Items 14-18: Valve catalogues, 19th-20th cent Items 19-24: Gas compressor catalogues, 19th-20th cent |