sentences:  "Guardian" (YAGR-1) was laid down on 20 March 1945, under a Maritime Commission (MARCOM) contract, MC hull 3137, as the Liberty Ship "James G. Squires", by J.A.Jones Construction, Panama City, Florida.She was launched 8 May 1945; sponsored by Mrs. Elisa Broome; and delivered 31 May, to Waterman Steamship Corporation.