Swiss SG1 1850 Orts Post 2 1/2 r black and red (frame 3) Intense Fresh Colours

SG 1. 1850 Orts Post 2 1/2 r. black and red central cross with black frame type 3 very intense and fresh colours tied by double concentric rings city cancel in black three regular margins just touched at top left A. von der Weid certificate. cat 1900 pounds. Ex Dunlop