Check the listing for details. Vintage Gischard Weather Guide Barometer. Condition: Used. Listed at 37.50 USD. The Vintage Gischard Weather Guide Barometer is a unique and collectible scientific instrument from the mid-20th century. Designed to measure barometric pressure and provide insights into weather patterns, this barometer serves as a nostalgic piece of science and medicine history. Perfect for weather enthusiasts or collectors of vintage scientific instruments, this barometer adds a touch of retro charm to any collection or decor. Its functional design and historical significance make it a sought-after item for those interested in the world of meteorology and measurement tools. This item is untested and has some wear on the front as shown in pictures.