Letter from "Jack" [John S Churchill] (ANZAC [Cairo, Egypt]) to "Mama" [Lady Randolph Churchill] in which he says that he is likely to remain with [General Sir William] Birdwood if Birdwood is given Australian forces; describes the unpleasantness of travelling in a troop ship; and expresses concern about "Goonie's" [Gwendeline Churchill earlier Gwendeline Bertie] financial worries. Envelope present.