1. Sigfrid Karg-Elert: Thirty Caprices for solo flute, No. 1, Tempo Gusto, and No. 23, Adagio appassionata (quasi recitativo) (Urmusik)

Available Recordings for Karg-Elert: Thirty Caprices for solo flute
Porter - Passacaglia
Porter - Karg-Elert 30 Caprices DVD
Zucker - Masterclass DVD #1(Caprice #1)

2. Carl Reinecke: Sonata for flutes and piano, Op. 167, "Undine," I. Allegro, and II. Intermezzo

Available Recordings for Reinecke: Sonata for flute and piano
Aitlen - Romantic Flute
Arnheim - Sounds of Love and Legend
Bennett - Live Concert At Wigmore Hall
Bezaly - Masterworks, Vol.2
Debost - Flute Panorama #2
Hamilton - Romantic Treasures
Han - Reinecke Sonata "Undine"
Haraldsdottir - Romantic Music
Kasckow - German Expressions
Khaner - Romantic Flute
Milan - Works of Schubert, Reinecke
Pahud - Brahms, Reinecke Sonatas
Pretto - Sonates Romantiques
Racine - Reinecke, Franck Sonatas
Roseman - Something Old, Something New
Wacha - Through Time
Witek - Flautopia
Zucker - Madrigal