Airmail Etiquettes: 1922-2007, Comprehensive collection in an album, first type imperforate P25 in blocks, 1923 perforated complete sheet, blocks, 1928 MP25 sheets, shades, later OE78 types, uncoded, shades, varieties, booklets with etiquettes included, self-adhesive sheets and strips from rolls, parcel types from 1925 in blocks, OE7 types, SDS labels, etc., a clean and fine lot