Motivgruppe 'Geschichte der Staaten', hier der Handbuchteil 'Deuts ... COL-S-Literatur-Bibliographien General Service Instructions of the

General Service Instructions of the German Reichspost

Including chapters on submersible mail

mit über 250 Farbabb

Statement by the Polish Philatelists' Association regarding the non-recognition of Polish camp mail by the FIP

Spezialkatalog und Handbuch

Motivgruppe 'Geschichte der Staaten', hier der Handbuchteil 'Deuts ... COL-S-Literatur-Bibliographien General Service Instructions of theMotif group 'History of the States', here the handbook section 'Germany', loose leaf system in A 5 Leitz folder, over 800 pages, with numerous illustrations, published in the 1990s in a very small edition, contains interesting information on history with references to existing stamp issues #65598