Lot 01038

27.4.1937. Double-weight air cover from Athens to Kassel, franked with 8dr. plus 2dr. + 5dr. + 25dr. airs + 2x50l. Charity (Hellas 537+A23+A24+A27+C76), canc. “ATHINAI – POSTE AERIENNE * 23.IV.37”, with National Currency control cachet “ΠΕΝ”. Postal rate: 8dr. for a letter up to 20g., 5dr. for the next 20g., airmail fee (4th weight: 4x10g.) 28dr., charity 1dr. (obligatory for all mail from 20.1.1937 to 11.11.1941) used here as normal postage.