1918 German field post “Field bakery” unit cachet, Dorpat/Tartu-Charlottenburg

Rare unit cachet “Feldbäckerei-Kolonne 105/Deutsche Feldpost” (Field Bakery Column 105). Letter written in “Dorpat 8.7.1918”, postmark 9.7.1918. Picture side shows University of Tartu. Last Wikipedia image of German field bakery is for illustration only, not included.

For exchange.