Lot Essay
The hinge appears similar to the patents registered by Buissot Freres in 1855 and Ernest Kees, 1878, see Volet, Maryse, L'Imagination au Service de l'Eventail, pp. 14 and 15.
Details
A folding pocket fan, the black gauze leaf embroidered with sequins, with serpentine sticks of simulated tortoiseshell, cloute with steel, hinged below the mount to allow the fan to fold in two when closed - 7.5in., circa 1900