Rare antique King Helmut shell engraving

Extremely rare King Helmut shell hand colored copper plate engraving, from Shaw & Nodder. Dated 1801 the engraving is set in a white colored linen mat, in an oval Louis Philippe French giltwood. Frame has been repaired at middle top and bottom. Ready to hang, professionally framed.

Time period: Late 18th century, dated 1801

Type: Shell engraving, conchology, ocean

Frame: 19th century French oval gilt wood frame 

Matting: white linen

Measurements: 12x9.75"