Description: General view of switchroom in the Archer GPO telephone exchange, looking north-east. This exchange was built in 1956 and became operative 23 July 1958. On the right is the '900' suite comprising of twenty operating positions. The operator is William Langton. Centre is the '700' or Enquiry suite, which deals with all enquiries except directory enquiries. On the left is the '800' suite which also comprises of twenty operating positions. The door in the background is the main entrance to the switchroom.