1916.1 P. - 3 P. reverse on registered envelope 2 1 P. (size 152 : 96 mm) being a registered cover from "LOME 15. 12. 15" to Buchs / Aargau in the Switzerland with transit cancellation from London and arrival postmark, reverse brown staple traces, scarce postal stationery, expertized with photo expertize Holcombe (1998)