Joan Sutherland sings Rosina's Arias

You weren't deceived. This is from Rosina. But who said that it was Rossini's Rosina?
William Shield - Rosina (1782)
Act 1:
00:00 When William at eve;
02:23 Whilst with village maids;
Act 2:
04:58 Light as thistledown
Richard Bonynge, pianoforte
1961