Loose leaf stamp catalogue - providing space for price details for more than one catalogue period

摘要

Stamp catalogue has explanations, listing the stamp issues or letters for one or more collecting areas or for main and auxiliary areas detailing the stamp characteristics and marks, illustrations and catalogue numbers as well as the prices applicable at the time the catalogue was published for mint and used stamps of for letters. For each stamp or letter one or more price listings valid at the publication date are shown (7) with, in addition one or more prices (8) covering one or several earlier catalogue periods. The catalogue is produced in a loose leaf system providing the possibility of including addenda and corrections.