used 18Kr. orange-yellow with 7mm. sheet margin at left and good to large margins on other sides, lightly cancelled by open cogwheel "28". Superb. Signed Pfenninger. M.7. Sem D.M. 700. Photo
used 18Kr. orange-yellow with 7mm. sheet margin at left and good to large margins on other sides, lightly cancelled by open cogwheel "28". Superb. Signed Pfenninger. M.7. Sem D.M. 700. Photo
used 18Kr. orange-yellow with 7mm. sheet margin at left and good to large margins on other sides, lightly cancelled by open cogwheel "28". Superb. Signed Pfenninger. M.7. Sem D.M. 700. Photo
