It is a French abbreviation for Commission de Gouvernement Haute Silesie, so it is an official stamp from Upper Silesia.
Read an earlier post. About 1/3 of the posts :
https://stamporama.com/discboard/disc_ma ...
re: C.G.H.S. on stamps from Germany
It is a French abbreviation for Commission de Gouvernement Haute Silesie, so it is an official stamp from Upper Silesia.
re: C.G.H.S. on stamps from Germany
Read an earlier post. About 1/3 of the posts :
https://stamporama.com/discboard/disc_ma ...