Collection of four pen and watercolour greetings cards drawn by Searle and his cell-mates in the infamous Japanese Changi prison camp in Singapore, comprising: a Christmas card depicting Santa Claus in a flying sledge with a reindeer, signed "Ronald Searle 1944" at foot, and inscribed on the inside "Changi Gaol Christmas 1944/ To Phil and Jack/ from Keith/ with best for Xmas & 1945"; "Birthday Greeting..." card, with a two-part ink and watercolour cartoon pasted inside ("Daddies Birhtday, 1945", showing a wife and son waiting expectantly with a birthday cake whilst the husband languishes in a cell); a card lettered "Happy Anniversary/ Phil /Phil and Ena" (below empty and ocupied beds respectively), inscribed inside "From Keith Stevens & Charlie Wiggins"; and a birthday card by Searle (tree on cover) and Charles Gray (sketch and inscription inside), on thin, rather fragile, brown paper of different types, some fraying, 142 x 89mm. and smaller, 1944-1945