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FAQ-What is the difference between a postmark and a cancellation? | The Stamp Echo
The words “cancellation” and “postmark” are often used interchangeably, although strictly speaking this not completely accurate. This article will attempt to explain the actual difference between the two, while not establishing any hard and fast rules. After all, stamp collecting is supposed to be fun! In its truest sense, a cancellation (also called a cancel, killer ... Read more