General postal service ( 3. Planned trip), incoming line from Bavaria, inner envelope the 3. Weight step franked with 40 penny, rare destination Argentina, submersible stamp from 30.1.17, censorship stamp O, very rare small" return" stamp, through the oversize transport traces and as usual vertical folding, playing with this rarity, the so far neither in the literature still by Michel known is, no roll, new discovery and unique. LP ! ! !