Hobson, Burton. Stamp collecting as a hobby / Burton Hobson ; foreword by William C. Menninger ; edited by Robert Obojski. - New York : Sterling, 1986. - 190 p. : ill. ISBN: 0806947950 (lib. bdg.) 0806947942 LCCN: 86006015 Subjects--Topical Terms: Stamp collecting. Dewey Class. No.: 769.56