Worldwide, Back-Of-The-Book Issue Collections, arranged by issue & country and identified on stockpages in 6 binders; includes special delivery issues mostly mint with good representation including a section of airpost special delivery issues, similar postal tax issue with some better including Jordan 1952 surcharge set (RA37-RA46, cat $235), run of Portugal and Colonies, newspapers issues including early Austria issues, complete Denmark issues used (P1-P20, cat $213), early G.B. stamp cut-outs, New Zealand including railway issues, etc., telegraph with an array of countries, interest section of registration including some used registration entires, receipt issues, pneumatic post, life insurance, postal notes including usages on forms, etc. Estimate  $1,000 - 1,500. $0