1 - 4 RM Chicago travel, 3 values complete, in perfect condition mint never hinged, unsigned, photo certificates H. D. Schlegel BPP (2000 and 2016) : \". Mint never hinged. Stamps and overprints are genuine, original gum. The quality of the stamps is perfect. \", Michel 4.300.- (note: both certificates for the set were issued with attached side margins, which were removed by the collector due to traces of adhesion. )