Fieldpost test place, banderole on Fp cover 13. 4. 42 from Fp-no. 44557 D ( = 3. Kp. Fortress Btl. 644 Norway) to Hessen. Open indicated in the cover "Forest warehouse, the _", "far Norden", "in enemy territory", "Dohms Boghandel, Vesterbrogade 75" curiously enough unopposed. Strange!