Antique 1920 Darton Hair Hygrograph Scientific Humidity Instrument, Swiss Movemt. Unusual heavy Steampunk Cool fully functional F. This device used a length of human hair to measure changes in humidity depending on moisture in the air. Circa 1920, its a heavy cast iron framed device with a bronze and copper cover and a glass front. When wound it can measure for 8 days, it has a Swiss watch movement inside. A really unusual somewhat creepy devise that used human hair to forecast the weather. 12 by 9 by 7. Photos are part of the description so please review carefully. Ships from US estate. The item “Antique 1920 Darton Hair Hygrograph Scientific Humidity Instrument, Swiss Movemt” is in sale since Sunday, July 21, 2019. This item is in the category “Antiques\Science & Medicine (Pre-1930)\Scientific Instruments\Barometers”. The seller is “serialpug” and is located in Blaine, Washington. This item can be shipped to United States.
- Original/Reproduction: Original
- Maker: F.Darton & co.ltd
