Life
The son of a wealthy family, was literarily active at early age. Through his work as editor of several anthologies, and a silent partner in the Viennese publisher EPTal & Co, he entered into contact with many German writers, and proved to be especially sensitive. His production was enormously rich and varied: from poetry and folk song collections to collaborator to Albert Einstein's ''Mein Weltbild''. An international libraries overview counted 163 published works, in 294 publications and 13 languages. Seelig's recorded correspondents were, among others,Bibliography
German
* ''Der Tag bricht an.'' Neue Gedichte von Waldemar Bonsels, Martin Buber, Hermann Hesse, Stefan Zweig (editor, 1921) * ''Das neue Wunderhorn'' (editor, 1924) * ''Die Jahreszeyten im Spiegel schweizerischer Volkssprüche'' (editor, 1925) * Robert Walser: ''Vom Glück des Unglücks und der Armut. Die schönsten besinnlichen Stellen aus Walsers Büchern – stille Weisheit eines wahren Poeten'' (editor, 1944) * Novalis: ''Gesammelte Werke'' (editor, 1945/1946) * Sterne: ''Anekdotische Kurzgeschichten aus sechs Jahrhunderten'' (editor, 1950) * Robert Walser: ''Jakob von Gunten.'' (editor, 1950). * ''Albert Einstein und die Schweiz'' (1952) * Robert Walser: ''Dichtungen in Prosa'' (1953–1961) * ''Albert Einstein'' (1954) *''Helle Zeit — Dunkle Zeit: In memoriam Albert Einstein'' (editor, 1956) * ''Wanderungen mit Robert Walser'' (1957) * Albert Einstein: ''Mein Weltbild'' (first published 1934 by Rudolf Kayser, extended edition published by Seelig in 1954) * ''Originelle Gestalten der Familie Schoop.'' In: ''Thurgauer Jahrbuch.'' 33. Jahrgang, pages 95–110 (1958) *''Albert Einstein Leben Und Werk Eines Genies Unserer Zeit'' (1960English Translations
* ''Albert Einstein: A Documentary Biography'' (1956) * ''Ideas and Opinions by Albert Einstein'' (editor, translation first published 1954) * '' The World as I See It'' (editor, translation first published 2015) * ''Walks with Walser'' (2017) {{DEFAULTSORT:Seelig, Carl Writers from Zürich 1962 deaths Swiss writers in German 20th-century Swiss writers 1894 births Swiss essayists 20th-century essayists