Lake, Kenneth R. Stamps for investment / Kenneth R. Lake - London: Pan Books, 1969. - 153 p.; 8 plates, 18 cm. Includes bibliographical references. LCCN: 71457339 Nat. Bib. No.: B69-21997 Subjects--Topical Terms: Postage stamps as an investment. LC Class. No.: HE6184.I5 / L34 Dewey Class. No.: 336.272 / LAK