Instrumental Duet,Piano Flute,Instrumental Duet,Oboe,Piano - Digital Download SKU: A0.952906 Composed by Elizabeth R. Austin. 20th Century,Contemporary,Latin. Score and parts. 62 pages. American Composers Alliance Inc. #4626955. Published by American Composers Alliance Inc. (A0.952906). A trio in three movements for flute, oboe, and piano - PDF download includes score and parts.