A History of Short Words

From the New York Times Crossword Puzzle

RPM

Fri, 7 Mar '25
Stat for a D.J.
Thu, 6 Feb '25
Record player speed, for short
Tue, 7 Jan '25
Tach measure
Wed, 10 Jul '24
Rotation meas.
Wed, 10 Apr '24
Tach measure
Mon, 5 Jun '23
Record's speed, for short
Fri, 24 Mar '23
Tach reading
Wed, 9 Nov '22
Record fig.
Sat, 16 Jul '22
Curveball stat, for short
Tue, 26 Apr '22
Dashboard stat
Tue, 18 Jan '22
Dashboard reading, for short
Wed, 8 Dec '21
Record speed, for short
Sat, 13 Nov '21
Spinning inits.
Tue, 10 Aug '21
Meas. of engine speed
Wed, 14 Jul '21
Dashboard abbr.