Michel lists the set as "on grey or white paper". I suspect that you have the two types of paper they mention. They do not catalogue the two papers separately.
Roy
Paper and other material needed to print stamps was in short supply after the war. That resulted in the use of whatever they could find to do what they needed to do.
I seem to have some 'no-gum, thin paper' stamps of the Krakow Monuments set, issued April 1945. While I understand that some collectors may have deliberately soaked the gum off unused stamps (see the current Czechoslovakia thread elsewhere) I cannot explain the thin paper (nor, of course, can I really illustrate it here).
This is the set I am referring to:
and here are two of them, with two of the 'thin paper' examples below:
Any ideas as to what has happened here?
re: Poland 1945 - varieties?
Michel lists the set as "on grey or white paper". I suspect that you have the two types of paper they mention. They do not catalogue the two papers separately.
Roy
re: Poland 1945 - varieties?
Paper and other material needed to print stamps was in short supply after the war. That resulted in the use of whatever they could find to do what they needed to do.