POLONUS BULLETIN NOW ONLINE – OUR 600TH ISSUE!

POLONUS BULLETIN NOW ONLINE – OUR 600TH ISSUE!

Early plebiscite period cover from Ratibor, Upper Silesia, 14 April 1920 Bulletin 600 for December 2025 is now online! Our featured article presents Hans Vogel’s article on the 1932 Polish Washington Stamp. This article presents the Polish Post issue that marked the...
Kronenberg Collection

Kronenberg Collection

Dr Stanley Kronenberg was one of the foremost authorities on Polish philately.  Included on our website we proudly present pages from his extensive collection and research. Included in this collection are extensive studies of forgeries and the identifying...
Wandering Borders – Upper Silesia

Wandering Borders – Upper Silesia

Early plebiscite period cover from Ratibor, Upper Silesia, 14 April 1920 Bulletin 599 for September 2025 is now online!  Our featured article presents Leonard Piszkiewicz’s article on the the wandering borders of Upper Silesia.    This article presents a few...