"C. Sgt. A. Street, Hants Regiment, Arabia" to Hampshire via Aden. Undoubtedly one of the most important items associated with this Campaign. Photo " /> cover 1904 (25 Jan.) envelope bearing 1a. carmine tied by a very fine strike of the extremely rare "EXPERIMENTAL P.O./B-48/JA.25/O4" single ring d.s., from<I> "C. Sgt. A. Street, Hants Regiment, Arabia"</I> to Hampshire via Aden. Undoubtedly one of the most important items associated with this Campaign. Photo | Christie's