Lancashire & Yorkshire Railway Signalling School Model Railway Layout

Ground semaphore signals sometimes called 'dollys' or dummies are used to controle shunting movments . This exampole controles 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 and Bassett-Lowke Ltd, with associated equipment.