Frog Stamps of the World, Vol. 1
Revised on 15 July, 2002
Collected by Susumu Ishii
To Volume 2
To Volume 3
Australia and Austry
Bahama
Chekoslovakia, China and Costarica
Fiji
Germany, Gambia and Grenada
India
Japan and Jersey
Korea
Lichtenstein
Monserat and Mosambika
Netherland and Nevis
Papua
Spain and Sweden
Trinidat
United Kingdom
Yugoslavia