Letter from "H J W" [Sir Horace Wilson, Permanent Secretary of HM Treasury and official Head of HM Civil Service] to Sir James Grigg (War Office) conveying the favourable opinion of [?Sir] Warren [Fisher, Regional Commander for Civil Defence, North-West Region] of [Lieutenant-General] Robert Haining as "a born Chief of Staff and would be first rate in that capacity to armies in the field". [carbon].