Los-Nr. 594

"OFFICIER BRIEF LUXEMBURG", clear strike on envelope with Luxemburg 1859, 25 c. brown with full to very large margins, tied by cds. "LUXEMBOURG 10 JANV. 65" to Cologne with transit and arrival marks; the stamp with minor bends, due to contents of the envelope; a fine and very scarce entire; only few covers known from the fortress with 25 c. postage