3 Sgr. postal stationery cover being a registered special delivery letter from ROSENBERG I. WEST Prussia 17. 6. 66 to Pätrow by Gadebusch, Mecklenburg Schwerin, on face with changed rate marking and verso exact, paid listing the several Portokosen including of the messenger fees for the country postel service, small transport traces in the margin, very scarce combination, signed Brinkmann BPP