39. Closed/closed - the end of touch

[Sherman's Influenza Bacterial Vaccine 38, ca 1937, Smithsonian National Museum of American History, Smithsonian Institution.]

If the last one was Closed/Open, then this one is definitely Closed/Closed. Things are moving fast and you probably don’t need another newsletter to read, on the other hand, maybe you want a distraction from the 24 hour news cycl…

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