Untested but looks fine - see the many detailed photos. Possible made for portable use in railway cars.
Vintage J.H. Bunnell Telegraph Sounder w/ Wood Base & Key - Untested Broken Knob
A Pictorial Record of Great Western Engines. J.H.Russell. H/B 1978. Vols 1 &2
W H Smith Railway Map of British Isles Linen Backed and Bound - J Bartholomew
The Banbury and Cheltenham Railway 1887-1962 by J.H. Russell
The Banbury and Cheltenham Railway 1887-1962 by J.H Russell
THE BRANBURY AND CHELTANHAM RAILWAY 1887 - 1962 J H RUSSELL HB