£20 Vs. £13,500? Worth It: The Value of the Penny Black | Stanley Gibbons
15:10
£5 vs £500,000? Worth It: The Value of the Penny Red | Stanley Gibbons
14:40
Soaking Penny Blacks off an 1840s Wrapper: #philately 32
23:22
Pawn Stars: TOP 7 SUPER RARE STAMPS
14:03
How much are my stamps worth? (Part 1) Our guide to how we value a stamp collection
30:54
Dealer's Insights: Valuing a Stamp Collection | #philately 47
9:49
First Postage Stamp - The Penny Black
29:58
The Stamp Forger that Fooled the Experts, Jean de Sperati: #philately 34
13:14