Lovely mid-Edwardian barograph retailed by W Halden and Co of Manchester, circa 1925. Finished in polished walnut this barograph is fitted with a barometer dial which works in sequence with the recording movement. The case lid has deep bevelled glass & there is chart drawer to the base. Complete with original ink bottle and brass topped stopper. The clock is inscribed with the 1902 patent on the visible escapement.
Mid-Edwardian Barograph by W Halden & Co of Manchester, ca. 1925