FRENCH SCHOOL 1823 - ITALIAN COASTAL LANDSCAPE - STUDIOSTAMP

From the collection of a client of many years, is this fine landscape.
The drawing, executed in pen and ink over a pencil underdrawing on early 19th century paper, depicts and animated Italian coastal landscape. Impressive cliffs are emerging from the sea. Castleruins can be noticed on top of a cliff left, fishermen are active in the bay.
This drawing, most likely, was made after nature and meant to be a study for a larger scale Romantic landscapepainting.
Authorship : the drawing is from the French school. There is a studiostamp left below (we haven't been able to determine the name yet).
Period : the drawing is dated (in Italian) "le 18 Juglio 1823".
Size : 22x29,6cm.
Condition : Good. Some scattered dirt throughout. Sides slightly damaged. Topcorners curved. Unframed.
Shipping : flat shippingrate 16$. Shipped as International Registered Mail (with trackingn°). Combined shipping available.