Knorr, Wilbur Richard, 1945- The ancient tradition of geometric problems/ Wilbur Richard Knorr. - Cambridge, Mass.: Birkhäuser, 1986. - ix, 411 p., [1] leaf of plates: ill.; 25 cm. Includes index. Bibliography: p. [382]-392. Subjects--Topical Terms: Geometry---History.Geometry---Problems, Famous. Dewey Class. No.: 510.9 / K72a