cover 1879 (May) cover to England from "Pte. William Clarke 57 Regiment", endorsed "Stamps not procurable Active Service", countersigned at lower left by Lieutenant Colonel J.R.K. Tredennick, bearing Natal 1882-89 1d. with "2" cancellation, not tied; cover, showing indistinct Durban c.d.s., backstamped "PORTSMOUTH/2P/JU 20/79"; flap missing and some staining; scarce unit for mail.