Theo van der Caaij

Residing in the Netherlands, Theo van der Caaij became a serious collector of US postal note stamps with the acquirement of a large collection in 2007. Since that time, he has become a leading expert in the subject, culminating in the publication of a book. He recently collaborated with a US collector to create the definitive book on Postal Note Stamps of the United States between February 1, 1945 and March 31, 1951.