SM8007 : Concrete buildingsRNAS Dale: Wireless Telegraph Receiver Block in the far distance on left, and Guard Room/Picket Post in foreground. Both single storey, pre-cast concrete, pre-fabricated BCF (British Concrete Federation) huts built 1943-47. Source: "Twentieth Century Military Sites: Airfields – Dispersed sites and defences" by Dyfed Archaeological Trust for Cadw.