by Bryan Nielsen | Aug 5, 2025 | Collecting 101, Commemorative, History, U.S.A.
Recently, I was speaking with a customer who asked why the White Plains Sheet (U.S. Scott# 630) was so expensive. Well not only is it the first U.S. souvenir sheet, but also a philatelic item that separates a serious U.S. stamp collector from the casual collector. I...
