German submarine UB 106 under repair at the Kaiserliche Werft, Kiel, Germany in 1918

A list dealing dated 5 July 1918 reported the status of work on the submarines expected on 7 July 1918. Work started on 22 March 1918. Planned completion on 12 July. Description of the work restored. Remarks none.

Source

Bundesarchiv RM 3-11254.