Rare Antique Duroni & C. Milano Back-to-Back Pocket Barometer Altimeter Compendium (Late 19th – Early 20th Century). Up for sale is a highly collectible and exceptionally rare matching-piece antique pocket scientific compendium. Crafted by the renowned Italian scientific instrument maker. ? KEY FEATURES & SPECIFICATIONS. Top Dial (Barometer & Altimeter). Measures atmospheric [...]
Archives for May 25, 2026
Vintage W. M. Welch Scientific Co Brass Made in Chicago
The product is a vintage brass barometer made by W. Welch Scientific Co in Chicago during the 1940s. This original scientific instrument was manufactured in the United States, showcasing the craftsmanship and history of the time period. As a piece of science and medicine history, [...]