According to Grove Music, this has been attributed to "Sr Weisse (?S.J. Weiss)", but is probably Handel's. See below, Comments.
|Genre Categories||;; ; ;|
|Work Title||Flute Sonata in D major|
|Composer||Handel, George Frideric|
|Opus/Catalogue NumberOp./Cat. No.||HWV 378|
|Composer Time PeriodComp. Period||Baroque|
Grove Music cites "Lasocki and Best, H1981" for the information on the attribution.