Auction Catalogue: Great Central Railwayana, 1 September 2018

	Lot 452
	An early GWR pressure gauge by John Dewrance & Co, (Bourdon Patent), 0-50, the face marked GWR in decorative script lettering. Brass case, 7" diameter, with backplate, a split to the bezel. £80-120
	This lot sold for £40.