Hogben, Lancelot 1895-1975. Chance and choice by cardpack and chessboard : an introduction to probability in practice by visual aids / Lancelot Hogben - London : M. Parrish, 1950 - v. : ill. ; 26 cm. Vol.1--Vol.2-- Subjects--Topical Terms: Probabilities. Dewey Class. No.: 519.2 / HOC 1950