German submarine UB 122 under repair at the Kaiserliche Werft, Kiel, Germany in 1918

A list dealing dated 28 June 1918 reported the status of work on the submarines expected on 30 June. Work started on 27 June 1918. Planned completion unknown. Description of the work depth rudder damage. Remarks none.

Source

Bundesarchiv RM 3-11254.