France (Offices in Egypt) 1859 Alexandria to Paris Folded Cover

Folded cover, franked with 10c bistre (Type I) and 40c orange, each with four larhe margins, tied by 3704 "Petit Chiffres" cancellations of Alexandria, corresponding c.d.s. at right (19 Apr), boxed "P.P." in black, blue Egyptian commercial handstamp at bottom, backstamped Marseille A Lyon (26 Apr), Lyon a Paris (27 Apr) and Paris (28 Apr), a lovely and scarce cover, signed Roumet.