Los-Nr. 121

1918, registered cover “Heeresache” from “WARSCHAU 24.5.18” with sender cachet “Feldgendarmeriekommando” and censor mark “P.Ü.St. Geprüft Nr. 2” via Bialystok with censor mark “B” to Vilnius with arrival mark and retour with handwritten endorsement “recipient is Polish Legion” on reverse