Born on August 9th in Erfurt.
Ritschl attends school in Hannover following his family’s move to that city; writes his first play, “Afra”.
Employment in various writing offices, followed by work as an office aide at the court in Mainz.
Empolyment at the Landesbank Wiesbaden; writes variously, including plays.
Works as a trainer of civil militia recruits.
First première performance of one of Ritschl's plays at the Thalia Theater in Hamburg. The manuscript of “Der Rechnungsdirektor, Komödie in drei Akten von Otto Ritschl” is published as a director’s and prompter’s book by Osterheld & Co., Berlin. Marriage to Nora Nötzel.Ritschl return to employment at the Landesbank Wiesbaden.
First attempts at painting. Birth of his sun Helmut.
One year sabbatical from his position at the Landesbank Wiesbaden, allowing him to devote himself to painting; ceases writing and destroys his manuscripts; first exhibition of his paintings by the Nassauische Kunstverein on the premises of the Museum Wiesbaden; first sales of his work; termination of his career as a bank employee; Ritschl begins working exclusively as a free-lance artist in Wiesbaden.
Travel to Dresden and Klotzsche to meet Conrad Felixmüller, who paints his portrait; visit to an exhibition organised by the occupation forces, where he encounters the work of artists such as Paul Cézanne, André Derain and Henri Matisse, which impresses him greatly; elected to the Board of Directors of Nassauische Kunstverein.
Election as ombudsman for the artists guild of Wiesbaden; contacts with Alexej Jawlensky, who has been living in Wiesbaden since 1921, and ties friendship with fellow artists such as the sculptor Arnold Hensler, the painter and architect Edmund Fabri and the painter Wolff Malm and Franz Schaurte.
Foundation of a business association for artists; Ritschl concerns himself with the art of George Braque.
Participation at the exhibition entitled “Neue Sachlichkeit” in Mannheim; Ritschl’s encounter with the works of other participating artists is disappointing and causes him doubts about the possibilities of realistic modes of painting; foundation of the “Freie Künstlerschaft Wiesbaden”; election as chairman (until 1933); destruction of portions of his previous work.
Several trips to Paris, accompanied in some cases by friends such as Franz Schaurte; stay of several months in the French capital in 1929; visits the art critic Wilhelm Uhde and becomes interested in the work of Ferdinand Leger, in synthetic Cubism and in Surrealismus; meets Max Ernst; lectures in the Volkshochschule in Wiesbaden towards the end of this period.