A History of Short Words

From the New York Times Crossword Puzzle

SPCA

Tue, 20 Dec '22
Agcy. that promotes adoption
Wed, 14 Dec '22
Org. originally founded to protect carriage horses
Sun, 9 Oct '22
Pet rescue org.
Mon, 5 Sep '22
Org. with a Shelter Support Fund
Sat, 6 Aug '22
Sheltie shelterer, in brief
Mon, 21 Mar '22
Org. for pet rescue
Fri, 29 Jan '21
Org. concerned with lab safety?