A mid 20th Century dark mahogany barograph by Philip Harris Ltd. of Birmingham, Serial No. I17361. The lacquered movement and the weekly clock are in good working condition.
A quantity of weekly charts is included together with a fresh bottle of special blue recording ink and a reprinted 1930s pamphlet by Negretti & Zambra describing operating instructions and how to interpret typical chart recordings.
230 H 368 W 225 D