A French brass and champlevé desk compendium, circa 1900

timepiece only movement with ratchet tooth platform escapement, 6-cm dial with engraved Arabic numerals with foliate blue enamel champlevé centre and surround, a similar engraved dial for the aneroid barometer, both flanking the Fahrenheit thermometer, the case with foliate champlevé borders and rounded fluted columns, the top inset with a compass and surmounted by a shaped carrying handle