#AdventuresInHistory!
#OTD #TDIH #June8, 1959: The #USSBarbero & #USPostalService attempt #MissileMail, a form of #RocketMail.
#USPS #RegulusCruiseMissile #RegulusI #Aerophilately #Astrophilately
en.wikipedia.org/wiki/Rocket_...
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