Suite im alten Stil (Suite in the Old Style) Op. 93 for orchestra (1916)
Eine romantische Suite (A Romantic Suite) Op. 125 for orchestra
Variations and Fugue on a theme by Johann Adam Hiller, op. 100 for orchestra
Aria for violin and small orchestra Op. 103a No. 3
Violin Concerto in A Op. 101
Two Romances Op. 50 for violin and small orchestra
Violin Concerto in A Op. 101 (Piano Reduction/Solo)
Two Romances Op. 50 for violin and small orchestra (Piano Reduction/Solo)
Römischer Triumphgesang, op. 126 for mens chorus and full orchestra
Weihe der Nacht (Consecration of the Night) Op. 119
Weihegesang (Song of Consecration) for contralto, mixed choir and winds (1908)
Requiem Op. 145a (Latin Requiem) for soli, choir, organ and orchestra
Gesang der Verklärten (Song of the Transfigured) for choir & orchestra Op. 71
Carmen saeculare WoO V/2
Castra vetera WoO V/1 (with German libretto)
Der 100. Psalm Op. 106 (original version for chorus, orchestra and organ)
Hymnus der Liebe for baritone and orchestra Op. 136
An die Hoffnung for contralto and orchestra Op. 124
Die Nonnen (The Nuns) Op. 112 for mixed choir and orchestra
“Der Einsiedler” op. 144a (for baritone, choir and orchestra) & Requiem op. 144b “Seele, vergiss sie nicht” after Hebbel (for contralto, choir and orchestra)
Hymne an den Gesang for men’s chorus and orchestra Op. 21
Die Weihe der Nacht (Consecration of the Night) Op. 119 (Vocal Score)
Hymnus der Liebe for baritone and orchestra Op. 136 (Vocal Score)
Der 100. Psalm Op. 106, Original version for chorus, orchestra and organ (Vocal Score / German & English text)
Gesang der Verklärten (Song of the Transfigured) for choir & orchestra Op. 71 (Vocal Score)
Die Nonnen (The Nuns) Op. 112 for mixed choir and orchestra (Vocal Score with German and English libretto)
Requiem WoO V/9 (Completion of the sequence for concert purposes by Thomas Meyer-Fiebig, newly engraved by Marius Hristescu)
Twelve Orchestral Songs (orchestrated by Max Reger)
Hymne an den Gesang for men’s chorus and orchestra Op. 21 (Vocal score with German text)
Variations and Fugue on a Theme by Johann Sebastian Bach for orchestra (first print)
Symphony in E-flat Op. 41
Concerto for Flute and Orchestra
Concerto for Two Horns and Orchestra in E-flat
Concerto for 2 Violins and Orchestra in D Op. 3
Concerto for Harp and Orchestra in E minor Op.182 (Solo Harp Part with cue notes)
Hakon Jarl Op. 142, symphonic poem
Fest-Ouvertüre op. 148 in C for grand orchestra
Zur Jubelfeier for grand orchestra Op. 166
Incidental music for Schiller’s “Wilhelm Tell” Op.102
Concerto for Harp and Orchestra in E minor Op. 182
Overture to the opera “König Manfred” Op. 93
Symphony No. 3 in G minor Op. 227
Symphony No. 1 in A Op. 79
Alladin, Op. 70, Concert Overture
Toy Symphony in C major, Op. 239 for pianoforte, 2 violins, violoncello & 9 toy-instruments (score and parts)
Symphony No. 2 in C minor (“Håkon Jarl”), op. 134
Concerto for Piano and Orchestra No.1 in F sharp minor, Op.72
Violin Concerto in G minor, Opus 141
Violin Concerto in G minor, Opus 141 (Piano Reduction / Solo)
Serenade for String Orchestra in G minor Op. 242