A History of Short Words

From the New York Times Crossword Puzzle

NBA

Sun, 25 Sep '22
Bird watcher's org., once
Fri, 19 Aug '22
L.A. and N.Y.C. are each represented in it twice
Sun, 14 Aug '22
Org. with a Summer League
Fri, 22 Jul '22
Org. whose logo features a leaning silhouette
Tue, 31 May '22
Org. for King James and Dr. J
Mon, 30 May '22
Org. for the Hawks, but not the Falcons
Fri, 27 May '22
Rockets can be found in it, in brief
Mon, 25 Apr '22
Where Wizards play with Magic, in brief
Tue, 9 Nov '21
Org. for Pistons and Rockets
Sun, 26 Sep '21
Dallas and Houston are in it, in brief
Sun, 19 Sep '21
Org. that bestows the Community Assist Award
Thu, 9 Sep '21
Magic org.
Wed, 7 Jul '21
Org. appropriately found in Elgin Baylor's name
Sun, 21 Mar '21
Hoops grp.
Thu, 4 Mar '21
With 39-Across, classic sports video game ... or a hint to four squares in this puzzle