Model ground semaphore signal controlling trailing crossover points linking Box A down main to up main lines. Located on model railway layout, gauge 1, Lancashire & Yorkshire Railway Signalling School, built 1912, by L&YR. Model ground semaphore signal 1912
Model ground semaphore signal, with two vertically mounted arms, controlled by Box B. Located on model railway layout, gauge 1, Lancashire & Yorkshire Railway Signalling School, built 1912, by L&YR. Model ground sempahore signal 1912
Model ground semaphore signals controlling trailing crosover points linking Box A down main to up main lines. Located on model railway layout, gauge 1, Lancashire & Yorkshire Railway Signalling School, built 1912, by L&YR. Model ground semaphore signal 1912
Model ground semaphore signal, with two vertically mounted arms, controlled by Box B for down line to up line. Located on model railway layout, gauge 1, Lancashire & Yorkshire Railway Signalling School, built 1912, by L&YR. Model ground sempahore signal 1912