Nigeria 2008 UPU Congress N50 (Ceremonial Costumes) proof single in a different shade complete with issued normal stamp, both unmounted mint.,Two trial sheets of 43 were produced with 7 blanks - the trials are also in a different ……Details Below

Nigeria 2008 UPU Congress N50 (Ceremonial Costumes) proof single in a different shade complete with issued normal stamp, both unmounted mint.,Two trial sheets of 43 were produced with 7 blanks - the trials are also in a different shade from the issued stamp.,The proof sheets show no marginal inscriptions or plate numbers. (see scan for complete lower two rows) unmounted mint