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Susan Vallem's avatar

I remember the Anthrax scare, but I didn't realize that the USPS was still irradiating some mail. I also learned about how far back disinfecting the mail went. Always fascinating and good history lessons. Thanks, Rob.

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Paul A. Brewer's avatar

Excellent and interesting article Rob!

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Glenn Nelson's avatar

Great post, Rob. It's intriguing that something as "simple" as an old envelope can tell such a significant story. But ... it takes someone with knowledge to make such connections. Isn't wisdom wonderful! Thanks for sharing yours.

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Glenn Nelson's avatar

Great post, Rob. It's intriguing that something as "simple" as an old envelope can tell such a significant story. But ... it takes someone with knowledge to make such connections. Isn't wisdom wonderful! Thanks for sharing yours.

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