From 1912 to 1914 Hellingrath lived and taught in Paris, during which time he began work on his monumental first-ever "Complete Edition" of Hölderlin, Hölderlins Samtliche Werke, collecting together not only all the poems in their variant forms, the novel Hyperion, the unfinished drama The Death of Empedocles, the articles and translations, but also all traceable letters and written accounts of the poet.
Between 1912 and 1914, Hellingrath lived and taught in Paris, where he began work on his comprehensive "Complete Edition" of Hölderlin's works. This edition included not only all the poems in their various forms, but also the novel Hyperion, the unfinished play The Death of Empedocles, articles and translations, as well as any letters or written accounts related to the poet.