Pedro Gruenholz

Stamps Year 1977 . Pedro Gruenholz

Narina trogon bird
Liberia
Francolinus Bird
Liberia
Montgolfier brothers and balloon
Hungary
David Schwarz
Hungary
Alberto Santos Dumont, aviator
Hungary
Right of the people to address petitions
United States
harlequin duck
Iceland
Mount Kirkjufell
Iceland
Haliaeetus Bird
Liberia
Pycnonotus Bird
Liberia