Aneroid, Barometers, Conservation, History of Aneroid Barometers, Vavasseur Antiques - Antique & Vintage Aneroid Barometers, Barographs & Other Scientific Instruments | May 29, 2024

Very Unusual French Hybrid Aneroid Barometer c1858

An unusual French hybrid brass open dial aneroid barometer no. 2, maker unknown c1858. Early aneroid barometer having 4¾” zinc backed printed open centre card dial with weather prognostications to outer part, the barometric scale calibrated in cms Hg, marked “Baromètre” at 6 o’clock. The open centre with a hair spring tensioned rack and pinion drive assembled onto a lacquered brass...