A History of Short Words

From the New York Times Crossword Puzzle

TBA

Sat, 28 Dec '24
Schedule inits.
Wed, 18 Dec '24
"Check back later," in brief
Fri, 12 Apr '24
Letters in an empty slot
Wed, 22 Nov '23
Not yet determined: Abbr.
Fri, 30 Jun '23
Not yet known, for short
Thu, 1 Jun '23
As yet unknown, for short
Mon, 19 Sep '22
Pending, on a sched.
Fri, 29 Apr '22
Schedule abbr.
Sun, 16 May '21
"No info yet," on a schedule
Mon, 28 Dec '20
Unknown, on a sched.