PETIOT (Marcel). Le hasard vaincu. The laws of martingales, applied to all so-called "games of chance", racing, roulette, national lottery, etc. Detailed analysis of poker and several other games. Necessary and sufficient rules for winning at bridge. Numerous tips for escaping boredom. Paris, Roger Amiard, 1946. In-8 paperback, first and only edition of this curious work written in 1945 by Marcel Petiot during his captivity at La Santé, and published by Roger Amiard in facsimile. (wear, discoloration and stains on cover). Expert : M. Nicolas ASVISIO