A History of Short Words

From the New York Times Crossword Puzzle

UPI

Sun, 27 Aug '23
News agency inits.
Sun, 20 Aug '23
Longtime newswire inits.
Thu, 6 Oct '22
News letters
Sun, 18 Sep '22
Newswire co.
Thu, 19 May '22
News inits. since 1958
Tue, 5 Jan '21
News inits.