This product is an early 20th century brass cased altitude gauge by British Steam Specialiat Ltd. and vacuum gauge by Chas. Lines and Co Ltd. With two polished brass plates / plaques "water and pump out" originating from the United Kingdom. It falls under the category of Hardware Railwayana, specifically Plaques/Signs, and is a unique piece for collectors interested in Railwayana. The gauge would have been used in the UK railway industry to measure altitude and vacuum levels, adding historical significance to its design and construction. A valuable addition to any transportation collectables or railwayana collection. Size 18" X 13"
