Pedro Gruenholz

Colection

Klarjeva Monastery
Bosnia Herzegovina
Samatorje Church
Bosnia Herzegovina
Pleham Monastery
Bosnia Herzegovina
Minor Rehabilitation Institute
Panama
Prey
Hungary
St. Lawrence Canal
Canada
150 Anniv.
Mexico
Leopold III
Belgium
Corals and sea anemones
Romania
Dimitrie Butculescu, President Romanian Philatelic Society
Romania