Wonderfully French intricately engraved Napoleon head-study antique print

French military engraving, commemorating Napoleon Bonaparte c1830?

Finely engraved mezzotint copperplate engraved portrait of Napoleon within an elaborate laurel wreath, surmounted by the French Imperial Eagle with its own laurel wreath at its feet, and surrounded by vignettes of engravings of battles, imperial standards, flags, staffs and other symbols of war and victory, engraved by Nicolas Eustache Maurin (1799-1850) after an engraving by Gaetano Bonatti (active 1834-1851) - both of whom were eminent French engravers of the period.