Postmark
Open stamp album with tidy rows of small stamps

November 3, 2026 · 11 min

Mounting stamps in an album

Free

Newsletter

My best finds, stamp fair dates and a collecting tip.

One email a week. Unsubscribe any time.

More videos

Perforation gauge over a stamp edge

Nov 4, 2026 · 7 min

Reading perforations

What the gauge tells you.