00312nam 2206307 45000010005000000030023000050050009000280080041000370820008000781000017000862600035001033000015001382450027001536307StarLibrary Marc Built20180420201711 ||||| |||||||||||amh  a510 aW. W. Sawyer bU. S. A.: Penguin Books c1943 a238p: 18cm aMathematicians Delight