Monaco Wilson registered cover with 1924 part set (SG73**91) and 1926 surcharge stamp (SG106)
$ 10.29
Monaco Wilson registered cover with 1924 part set (SG73**91) and 1926 surcharge stamp (SG106), red “Par Avion” label, square Monte Carlo “CLIMAT” canceller and Monte Carlo 28 Feb 1928 datestamp