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99percentinvisible.org
6988Q
TIL, The common “I Voted” sticker was created and patented by a woman named Janet Boudreau
m1E9Y
TIL that article 282, section 22 of the Treaty of Versailles, following the end of WWI, establishes that 435 Hz shall be the standard concert pitch of the signatory nations
78OAZ
TIL that there are physical walls separating Protestant and Catholic neighborhoods in Northern Ireland as a way to minimize violence between them.