David Feldman USA US & Worldwide Auction #508 Jun 28, 2011

US & Worldwide sale of Important Collections, featuring:
- Prof. Sigurd Grava collection of Latvia and related areas.
- Cloten collection of premium quality US stamps.
- Tyndall collection of US Insurance advertising covers.
- An outstanding sections of Canada and Prince Edward Island.
- Over 150 lots of various US and Worldwide collections and accumulations.