- Ancient coins
- Ancient - Oriental
- Ancient - Celtic World
- Roman Empire
- Byzantine
- World Coins
- Islamic Coins
- Livonia
- Estonia, Latvia, Lithuania
- Russia before Peter the Great
- Russian Empire
- Russian SFSR and USSR
- Russia 1991 -
- Nicholas II Coin Collection: Stunning Coins in High Grades
- Awards and badges
- Paper money
- Paul Lettens Philatelic Collection
- Postal history collection - Envelopes
- Postal history collection - Stamps
- Postal history collection - Postcards
- Postal envelopes
- Postage stamps
- Postcards
- Other collectibles
- Literature
- Jewelry
- The Ants Kulo Collection of Philatelic Prizes and Awards