The Relative Humidity Scientific Instrument, Hygrodeik, measures relative humidity, with wet and dry thermometers, and an index arm indicating relative humidity on a scale. This is set in a metal frame , with double wet/dry mercury thermometers, index arm and engraved metal chart, and instructions on the back side. 10.25 inches in height and 9 inches wide. This item was copyrighted in 1902 by Andrew J. Lloyd of Boston and the base is a small plaque reading,’Taylor Instrument Company Rochester New York’. It is in very good condition with age-relaterd wear and spots of oxidation. A few scratches on wooden base. There is a glass reservoir that rests in the hooks on the base plate. The wick is missing. The item “Antique Complete Tycos Lloyd’s Hygrodeik Rochester, NY” is in sale since Thursday, August 06, 2015. This item is in the category “Antiques\Science & Medicine (Pre-1930)\Scientific Instruments\Barometers”. The seller is “mckinleysherry007″ and is located in Boynton Beach, Florida. This item can be shipped to United States.
- Maker: Tycos
- Original/Reproduction: Original