Date based on that written at the end of the score. Date on manuscript's title page is the original composition date,13 Jan 1931.
Draft with dates and signatures. Britten has added the instruction 'CHORUS SEATED' under the first three bars on the first soprano part.
1 manuscript; 2 pages [1r-2v]
Blue ink; 26.3 x 35.5 cm. Paper manufacturer = A L. See Title Page of Collected Volume.
' II / "SWEET WAS THE SONG" / taken from William Ballet's Lute Book / set to music for / Contralto Solo with accompaniment for / female chorus / by / [signature] / on / Jan 13th 1931 / Bayswater / London'.
Archive
https://www.bpacatalogue.org/archive/BBM-thy_kings_birthday-1-2