Topical Collecting - Musharof Chy
AIDS on Stamps
Most comprehensive collection of anti-AIDS and AIDS awareness stamps.
World-wide United Nations Topicals
Searchable database of United Nations Topical stamps which are issued by countries around the world...
Petroleum - The Black Gold, on Stamps
Stamps on Petroloeum - at various stages
Birds of the World on Postage Stamps
Shows thousands of images organized by species or country.
Jesuit Stamps
Displays issues that feature priests, institutions, and related subjects.
Emmanuel Delperdange
Shares collection of postage issues containing design errors.
UNESCO World Heritage and Philately
More than 610 sites from 120 countries, over 1,000 scans. In four languages.
Postal Cancellations Art
Pictorial cancellations with matching stamps creates a thematically-unified whole.
Sci-Philately
Showcases the range of published science-related postal materials, along with the stories behind th...
Stamps on Snorkeling, Scuba Diving&Underwater Exploration
Lists and pictures water recreation-related stamps by country.
A Philatelic Display of the Jesuit Mission
Pictures and describes dozens of stamps honoring Jesuits.