S26964

stamp issue 1920 - 40 pfennig on 20 centimes in a rare block of 8 stamps with two vertical gutter pairs, below margin with full printing signs including GC and cross signs, the right below stamp near the gutter with some small brown spots backside, the two left stamps from the gutter with better overprint variety IV, each stamp expertised by Huylmans, BPP, a very rare offer