so it was quite a simple job and of course, as yard inspector at  street, my job was to see that the s platforms were always when one train left you had to put the other train in to get the shunters to shunt another train into the empty platform you see, for the next the next shunt and that and if a train came in from carstairs you see, you seen that the pilot and phoned the signalman, let the pilot into number five dock.