RA 8317 MIDLAND RAILWAY ROTARY BLOCK INDICATOR DATED 1914 ship-zone-g A Bakelite Sykes polarized shelf

A Bakelite Sykes polarized shelf relay rated at 250 Ohms

supplying every stations and signal boxes needed

A rare opportunity to acquire this ex railway BR(E) LNER pattern 3 lever ground frame

reason I say this is because there has never been the usual R

RA 8317 MIDLAND RAILWAY ROTARY BLOCK INDICATOR DATED 1914 ship-zone-g A Bakelite Sykes polarized shelfHere we have a first class example of the famous Midland Railway Rotary block indictor, this instrument is in original ex box condition and has been tested working order. A great patina and complete with it line clear cancel buttons and lineman's ticket. The case is stamped M. R. Co in several places as is the date 1914.