Antique barograph made by the famous English instrument maker Negretti & Zambra, circa 1925. 6 capsule aneroid movement. Key wind jewelled movement drives the rotating chart drum. Unusual with a fahrenheit thermometer. Mahogany case with drawer to hold charts. On brass parts has darkened. Replacement charts and ink is available online. Great working and overall condition. Measures 15″ by 9″ by 8-1/2. Please check out our other items and be sure to add Paul Madden Antiques to your favorites list as we are posting new items every week. PAUL MADDEN ANTIQUES has been an active marketplace for over 40 years with 3 generations of Maddens. We offer a large inventory of Americana in great variety and have been an important source for collectors, decorators, and museums. We offer for sale American folk art, antique Nantucket Lightship baskets, Cape Cod & Islands artwork, and a vast inventory marine related items. We guarantee everything we sell. The item “Antique Negretti & Zambra Barograph” is in sale since Wednesday, March 20, 2019. This item is in the category “Antiques\Science & Medicine (Pre-1930)\Scientific Instruments\Barometers”. The seller is “paulmaddenantiques” and is located in Sandwich, Massachusetts. This item can be shipped worldwide.