![](https://coimages.sciencemuseumgroup.org.uk/425/877/large_thumbnail_1994_8783__0010_.jpg)
Block instrument by J.R. Spagnoletti and Crooks; GNR
![Block instrument by J.R. Spagnoletti and Crooks; GNR](https://coimages.sciencemuseumgroup.org.uk/535/56/small_thumbnail_smg00358212.jpg)
![Block instrument by J.R. Spagnoletti and Crooks; GNR](https://coimages.sciencemuseumgroup.org.uk/421/797/small_thumbnail_1964_330_41__0007_.jpg)
![Block instrument by J.R. Spagnoletti and Crooks; GNR](https://coimages.sciencemuseumgroup.org.uk/421/798/small_thumbnail_1964_330_41__0008_.jpg)
![Block instrument by J.R. Spagnoletti and Crooks; GNR](https://coimages.sciencemuseumgroup.org.uk/421/799/small_thumbnail_1964_330_41__0009_.jpg)
![Block instrument by J.R. Spagnoletti and Crooks; GNR](https://coimages.sciencemuseumgroup.org.uk/421/800/small_thumbnail_1964_330_41__0001_.jpg)
![Block instrument by J.R. Spagnoletti and Crooks; GNR](https://coimages.sciencemuseumgroup.org.uk/421/796/small_thumbnail_1964_330_41__0004_.jpg)
![Block instrument by J.R. Spagnoletti and Crooks; GNR](https://coimages.sciencemuseumgroup.org.uk/421/795/small_thumbnail_1964_330_41__0003_.jpg)
Block instrument by J.R. Spagnoletti and Crooks; GNR. Pegging/non-pegging absolute 2-needle (top electrically/bottom mechanically operated) 3-position/3-indication. Has circular indented-edge bakelite-commutator and bell-tapper to RHS, but missing its wood-baseboard and the usual top-mounted bell-dome assembly. The "Train On Line" indication is replaced by "Train Entered Section".
Details
- Category:
- Signalling & Telecommunications
- Object Number:
- 1964-330/41
- type:
- block instrument
- credit:
- Tyer and Company Limited