Hygrometers and components

Hygrometer centre, square end, cast

Hygrometer centre, clip and pin, turned

Hygrometer dial, etched, 2 1/2" square, etching 2" o/d
this item will require cutting to fit the hygrometer ring (remember to leave a tab), and then silvering as required.

Hygrometer dial, Victorian 2 1/2" square, etching 2" o/d
this item will require cutting to fit the hygrometer ring (remember to leave a tab), and then silvering as required.

Threaded hygrometer ring, glazed, suits hole size 2 1/4"

Threaded hygrometer ring, glazed, suits hole size 2 3/8"

Threaded hygrometer ring, glazed, suits hole size 2 1/2"

Threaded hygrometer ring, glazed,2 1/2" made to pattern

The twisted beard of a wild oat which is used in the hygrometer of many old mercury wheel barometers. It does require a small piece of dried grass to be used as a 'pointer', the oat beard twists left and right according to dry or damp conditions and was a crude indicator of mositure in the air. (see book 'Care and Restoration of Barometers' for details of fitting if required.