Mercury stick barometer mounted on original brass gimbal. Negretti, 19 Leather Lane London circa 1845. Note: Negretti formed a partnership with Joseph Zambra in 1850 to form the famous Negretti & Zambra firm; makers of fine instruments. Beveled glass and mahogany construction. Features dual latitude scales and original mercury thermometer. Great overall and working condition. 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 and Islands art work, and a vast inventory marine related items. We guarantee everything we sell. The item “Antique Ship’s Marine Barometer H. Negretti circa 1845″ is in sale since Thursday, May 21, 2015. 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 to United States.