Product Overview: Up for sale is a beautiful antique/vintage aneroid barometer retailed by the renowned W. Welch Scientific Company of Chicago. This high-quality scientific instrument was made in Germany, known during the late 19th and early 20th centuries for superior precision engineering. This is an “open-face” model, allowing a fascinating view of the internal mechanical movement, including the hairspring and linkages that react to atmospheric pressure changes. Key Features: Dual-Scale Dial: Measures pressure in both Inches of Mercury (28-31) and Centimeters of Mercury (71-79). Weather Indicators: Classic typography indicating Stormy, Rain, Change, Fair, and Very Dry. Quality Construction: Housed in a heavy brass case with a beveled glass crystal face. Maker Marks: Clearly marked W. ” and “Made in Germany on the dial. Mounting: Includes a built-in brass hanging loop for wall display. Aesthetic & Style: With its aged patina and visible “steampunk” style internal gears, this piece is perfect for a maritime-themed room, a vintage office, or a collector of scientific instruments. Condition Report: Case: The brass shows a wonderful authentic patina consistent with age. There is a minor, character-adding dent on the bezel near the “28″ mark (see photos). Dial: The paper dial has aged to a warm creamy tone with very light foxing/spotting, which confirms its vintage soul. Glass: The beveled glass is clear with no major scratches or chips. Functionality: The needle moves freely. Calibration: Features an adjustment screw on the back to calibrate the unit to your specific altitude/local weather station. Please review all high-resolution photos for a detailed look at the condition.
