An 18th-century trepanning part-set,

细节
An 18th-century trepanning part-set,
including brace, three crowns, arrow-head perforator, centre pin key, screw perforator and another, one (of two), elevators, four lenticulars and bone-brush (possible replacement), in plush-lined, brass-bound, leather-covered case 16in. (40.6cm.) wide, the lid with trade label inscribed F. Bonnels, COUTELIER Fait toutes Sortes d'Instrument de Chiurgie & Bandages Herniaires, Rue de L'Hopital, Jon 8. No,,451 à Bruxelles

See illustration and trade label