A History of Short Words

From the New York Times Crossword Puzzle

SRS

Mon, 25 Oct '21
Many takers of 30-Across: Abbr.
Thu, 14 Oct '21
Typical college interviewees: Abbr.
Fri, 3 Sep '21
Yearbook grp.
Tue, 3 Aug '21
Soon-to-be alumni: Abbr.
Sun, 3 Jan '21
Yearbook sect.