Regulator clock made by Vulliamy for King George III
1780
Open scale barograph
1944
Saccharometer
Hydrometer in case with weights
1820
Allan hydrometer in case
Fordyce hydrometer with weights
1771-1800
Metal hydrometer by Watkins and Hill (Salinometer). 9" long stem engraved Watkins & Hill London
Set of 3 saccharometers by Dring & Fage
circa 1900
Small chronometer ("Arnold 488")
1801-1830
Orthochronograph, by Webster and Son
1844