MAY/MAY NOT HAVE MINOR STORAGE MARKS AS SEEN. IT IS IN WORKING ORDER BUT ACCURACY MAY NOT GURANTEED. PLEASE SEE PICTURES AS THEY ARE PART OF THE DESCRIPTION.

Don’t really know much about this Hygrograph. Don’t know the age. Don’t know how or if it works or if its missing any pieces. I will be insuring this item. The item “Antique Hygrograph, scientific humidity instrument” is in sale since Tuesday, November 23, 2021. This item is in the category “Antiques\Science & Medicine (Pre-1930)\Scientific Instruments\Barometers”. The seller is “themadhadder” and is located in Taylorsville, Utah. This item can be shipped to United States.

In excellent clean condition. From the home of a retired surveyor that collected scientific instruments. The item “Vintage 1920s Julien P. Friez Hygrograph. Vintage Scientific Instrument” is in sale since Tuesday, October 27, 2020. This item is in the category “Antiques\Science & Medicine (Pre-1930)\Scientific Instruments\Barometers”. The seller is “jaybee8421″ and is located in East Montpelier, Vermont. This item can be shipped to United States.

• Maker: Bendix Julien P. Friez

This item is in the cosmetic condition shown. It was pulled from a working environment for upgrade and is guaranteed to be in good working order. The sale includes ONLY what is shown. We are dedicated to providing excellent customer service. If the value of the order is over two hundred dollars then we require a signature confirmation. A delay in contacting us may result in our not being able to meet your requirements. We will then give you instructions on how to proceed. The item “Vintage Bendix Julien P. Friez 580 Hygrograph Barometer Instrument” is in sale since Thursday, October 24, 2019. This item is in the category “Antiques\Science & Medicine (Pre-1930)\Scientific Instruments\Barometers”. The seller is “cjcollective2012″ and is located in Salt Lake City, Utah. This item can be shipped to United States, Canada, United Kingdom, Australia.

• Maker: Bendix Julien P. Friez

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