Wing-shaped knob in sand-cast brass of the type that was common as closing fittings on recessed interior windows in the 19th century. Also called vervel.

The window can be opened when the knob is in the vertical position, or locked when the knob is horizontal. Can also be used to close cabinet doors and the like. Gysinge’s own model.

Including matching screw.

Model: Lock Company No. 1310

Period after 1880

Used for all espagnolettes and window knobs 5050

Model: Aug. Stenman No. 33

Period: 1930-1970

Screw not included.

Matching screw number 8

Sliding bolt of solid brass for closing interior windows, cabinet doors etc. Model from the 19th century. Suitable counter fittings in the form of bracket or rule are available and purchased as a separate product.