"5 aur postal stationery 1882-issue double card sent from Reykjavik to Strassburg 19 July 1888, additional franked with 5 aur perf 14, Edinburgh boxed large octagonal "SHIP LETTER" transit mark on front and Edinburgh CDS 27 July 1888 on reverse and part of Strassburg CDS arrival mark on front. Scarce example."