How to Soak, Sort, and Store Stamps? - American Philatelic Society
There are two primary styles, and the "best" one depends on your patience for alignment. Description Sealed at top and bottom; opening in the center back. Holds stamp very securely; impossible for it to fall out. Can be harder to insert stamps; may buckle if too tight. Top-Loading Sealed at the bottom only (open on three sides). buy stamp mounts
Buying stamp mounts is the best way to protect the value of your stamps, especially for "Never Hinged" (mint) specimens. Unlike hinges, mounts use a protective sleeve that attaches to the page without touching the stamp's original gum. 1. Choose Your Mount Type How to Soak, Sort, and Store Stamps