The attribution to Handel is doubtful
Arrangements and Transcriptions
For 2 Oboes, Bassoon or Cello, and Harpsichord (Seiffert)
||Trio Sonata in D minor
||Handel, George Frideric
|Opus/Catalogue NumberOp./Cat. No.
|Composer Time PeriodComp. Period
||2 oboes, continuo
Grove Music, though listing this in the "Doubtful and spurious" category, says the original instrumentation was oboe, violin, and continuo. Therefore tagged for both possibilities.