Lot 544
20 c. grey-brown with 1875/79, 1 c. brown and 2 c. black in horizontal pair, tied by cds. "LUXEMBURG 15 5 80" to small envelope to Paris with arrival mark; franking some faults, mostly where applied at the edge of the cover, slightly cleaned, still an attractive and very scarce combination franking, sign. Goebel and certificate Böttger BPP (2016)