From Penny to Prestige: How to Grade U.S. Stamps as a New Collector
What is my stamp worth? If you’ve ever held a U.S. stamp in your hand and wondered, “Is this just face value—or could it be a gem?”, you’re asking the right questions. Let me walk you more deeply into how U.S. philatelists look under the microscope (figuratively and literally) to distinguish a 2¢ Washington stamp…