Swedish industrial "hygrometer" lamp, GL Jacoby, Stockholm circa 1950

Swedish industrial "hygrometer" lamp, gl jacoby, stockholm circa 1950. The hygrometer dates from the mid-20th century. It was manufactured by gl jacoby in stockholm, sweden. This measuring device was very important in setting the purchase price of certain seeds. The humidity percentage determined the need to dry the seeds more or less in the dryer provided for this purpose. It is functional but as a lamp. The height is adjustable using a pin, it also swivels. Perfect on a desk as a pencil holder or in the living room with a plant for example. Wear.

Ref. : PE6S58RG