Author: polo

Whilst many of our readers are probably familiar with the Signalling Record Society, some of you may not have found

Following a quiet start to 2013, www.polunnio.co.uk is delighted to announce that Nick Smith has now finished his cataloguing of

New for February – you can now subscribe to www.polunnio.co.uk, so that when new posts or pages are added, you’ll

The great signalling engineers of Westinghouse and its Constituent Companies have had a long involvement with the Institution of Railway

The first half of around 20,000 microfiche records of drawings created by the W R Sykes Interlocking Signal company have now

Three new pages have been added today, giving the ‘complete’ (subject to the vagaries of WB&S numbering) list of Electropneumatic,