General postal service ( 3. Planned trip), inner envelope the 1. Weight step, in tariff splitting twice 10 penny, submersible stamp from 22.1.17, censorship stamp\" comet\", destination transit cancel\" via Cadiz. Cia. Transatlantica. \", large\" return\" stamp, front- and reverse reimbursement cancel ( L 1 ) as well reverse ( L 4 ) from Bremen in rare blue green colour, vertical margin folding, nevertheless excellent condition, extremely rare destination Spain, Michel / Geissler 1000,-