ref.1009999

1 15/16” diameter gilded brass cased pocket barometer thermometer & compass compendium, the pocket barometer marked ‘compensated’ with integral altitude scale calibrated zero to 7,000 feet, 24 – 31 inches, in good condition, the case with dual lids, the second exposing a circular ivory thermometer with pear drop bulb and singers patent mother of pearl compass, the case in good condition throughout embossed ‘Rosa’, c1885