Auction Catalogue: Great Central Railwayana, 17 January 2009
| Lot 362 | A Great Western Railway Duplex vacuum gauge indicating 0-30 for Train Pipe and Reservoir. The engraved face is prominently marked with the "GWR" initials which are also stamped into the front of the 7" brass case. |
| This lot sold for £190 |
The auction catalogue page that includes a photograph of Lot 362 is shown below:
