All just my personal opinion
Horn and Fortepiano (Beethoven, Krufft, Leidesdorf) — Anneke Scott (natural horn) & Kathryn Cok (fortepiano); Scriabin: Piano Sonata No.3 in F♯ minor, op.23 — Vladimir Ashkenazy, Bernd Glemser, Marc-André Hamelin
Godowsky (1870 – 1938), The Complete Studies on Chopin’s Etudes — Carlo Grante (2000) / Marc-André Hamelin (1999)
Bach: Italian Concerto in F major, BWV 971 — Walter Gieseking (1940), Wanda Landowska (1933), Gustav Leonhardt (1965), Andreas Staier (1993), Ton Koopman (1986), Christophe Rousset (1990);
Bach: Partita in B minor, BWV 831, “French Overture” — Walter Gieseking (1950), Glenn Gould (1970), Christophe Rousset (1990), Andreas Staier (1993)
Beethoven, Piano Sonata No.8 in C minor, op.13, “Pathétique” — Backhaus (1958), Barenboim (1984), Badura-Skoda (1969), Schnabel (1935), Fischer (1952), Gulda (1967), Immerseel (1983), fortepiano), Gilels (1980), Brautigam (2003, fortepiano); Piano Sonata No.14 in C♯ minor, op.27/2 — Badura-Skoda (1969), Barenboim (1984), Backhaus (1958), Gulda (1967), Schnabel (1935), Pletnev (1988), Gilels (1980), Immerseel (1983), fortepiano), Brautigam (2003, fortepiano)
Beethoven, “Eroica”-Variations op.35, Comparing recordings with the following artists: Artur Schnabel (1938), Glenn Gould (1970), Svjatoslav Richter (1970), Emil Gilels (1980), Konstantin Scherbakov (1984), Alfred Brendel (1985), Olli Mustonen (1993), Ronald Brautigam (2010)
Beethoven: 6 Bagatelles, op.126 — Ashkenazy (1984), Brautigam (2010), Brendel (1964 & 1985), Gould (1974), Schnabel (1937); Beethoven: 24 Variations on the Arietta “Venni Amore” by Vincenzo Righini, WoO 65 — Pletnev (1997), Brautigam (2012); Schubert: Symphony in B minor, D.759 (“Unfinished”) / Symphony in C major, D.944 (“Great C major”) — Furtwängler (1952), Harnoncourt (1992), Dausgaard (2006)