Minute from "F.A.L." [F A Lindemann, later 1st Lord Cherwell, Prime Minister's Personal Assistant] (Offices of the War Cabinet, Great George Street) to WSC on experiments with searchlights on aircraft. Typescript of annotation by WSC to "C.A.S." [Chief of Air Staff, Air Marshal Sir Charles Portal]: "Pray consider this". [annotated copy; given running number 245].