Chapter

The World of Stamp Collecting
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41:05 - 44:02 (02:56)

Stamp collecting ranges from definitive stamps, which have unlimited quantities and are used for everyday use, to commemorative stamps, which are released for special occasions and events, and attract collectors who want to attend the first-day ceremony or collect special covers.

Clips
The United States Postal Service releases commemorative and definitive stamps, with the former having a limited release with special ceremonies, and the latter released in unlimited quantities for everyday use with an American flag forever design.
41:05 - 42:36 (01:30)
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USPS
Summary

The United States Postal Service releases commemorative and definitive stamps, with the former having a limited release with special ceremonies, and the latter released in unlimited quantities for everyday use with an American flag forever design.

Chapter
The World of Stamp Collecting
Episode
How Stamp Collecting Works
Podcast
Stuff You Should Know
The podcast explains the concept of cache as an additional ink stamp put on an envelope, and the practice of collecting first day covers of commonly issued stamps.
42:36 - 44:02 (01:25)
listen on SpotifyListen on Youtube
Stamp Collecting
Summary

The podcast explains the concept of cache as an additional ink stamp put on an envelope, and the practice of collecting first day covers of commonly issued stamps.

Chapter
The World of Stamp Collecting
Episode
How Stamp Collecting Works
Podcast
Stuff You Should Know