Hi Treacan,
it is "Postgebiet Ob(erbefehlshaber) Ost. 1916
Michel # 10 , catalogue value 8.00 ?.
These stamps were used in Lithuania and Kurland.
Kind regards
Gerhard
"Treacan" schrieb im Newsbeitrag
oups.com...
I cant find this stamp in Scott. I think the overprint reads Gastarbeit
but I'm not sure.
http://img.photobucket.com/albums/v4...CF/Grm-ARB.jpg