cover 1905 Beirut Provisonal surcharged in green 1 pi. on 15c. pair on 1905 (17 Jan.) XU5 registered to French Guinea (17.2), cancelled by "BEYROUTH/SYRIE" c.d.s., showing framed "INCONNU" and unframed "RETOUR/A L'ENVOYEUR" adjacent, the XU5 routed back to Beirut (11.3) via France (4.3) and Ligne N (5.3). Most unusual, as well as first day use of Provisonal. Roumet certificate (1992) Y. 27. Photo