Postage stamp of Switzerland overprinted for use by the World Health Organization, depicting Ludwig Pfyffer.
Photographer owns the physical stamp photographed.
Size: 3947px × 5100px
Photo credit: © DBI Studio / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: health, ludwig, organization, overprint, overprinted, pfyffer, postage, stamp, swiss, switzerland, world
