AN INDIA PATTERN FLINTLOCK SERVICE MUSKET with browned barrel (fore-sight missing), signed rounded border engraved lock, figured walnut full stock carved with initials AB opposite the lock and with raised apron around the barrel tang, regulation brass mounts, iron sling swivels with original buff leather sling, brass fore-end cap, and original iron ramrod, by Durs Egg, London proof marks, late 18th Century