18th Century Hunting Dagger Royal Manufacture Of Alsace (klingenthal) Ebony And Silver Farmers General

Superb and rare large hunting, venery, wolf hunting dagger, from the end of the 18th century, "Manufacture Royale d'Alsace" (Klingenthal), circa 1770/75.
Old reuse of a sabre blade of an Infantry Grenadier, model 1765/67, bearing, engraved, on one side the word "Grenadier" partly erased, the symbol of the grenade, and on the other, two intertwined royal "L"s (Louis XV), surmounted by a crowned "R" = period in Klingenthal of the Entrepreneur Louis-Antoine GAU de Vaumarin, from 1765 to 1784.
This blade was originally 59.6 cm long, and has apparently been slightly adapted to its new use...
Edge of the blade engraved: "Manufacture Royale d'Alsace", first designation of the name of the Klingenthal manufacture.
Handle in solid molded ebony.
Solid silver guard stamped, representing on one side a deer's head, and on the other a wolf's head; quillons in the shape of hunting dog heads. Hallmarks on the guard with the tax collectors general, menus, Paris(?), eagle's or griffin's head; master goldsmith: "BA", (unidentified).
Beautiful condition, logical oxidation on the blade without gravity; sold without scabbard.
This object has been generously authenticated and appraised by Mr Marc Adolf, expert and president of the association for the preservation of Klingenthal.
Total length = 75 cm Blade length = 58.5 cm Blade width at the guard = 35 mm Blade thickness at the guard = 7 mm Weight = 731 grams
Extremely careful shipping in addition.