A RARE WALNUT TEETOTUM OR POLYGON DIE18TH CENTURY Of icosagonal (twenty) sided form, each plane numbered5.5cm wideTreen teetotums are rare. The early date of the instant example is suggested by the shape of the numbers and the use of walnut. See E.H. Pinto, Treen & Other Wooden Bygones (1985), p.229 and plate 142, where a mahogany teetotum is illustrated.