Antique Hydrometers Boxed Shell Oil Gore Bay Sydney Australia Laboratory

A magnificent set of boxed Antique hydrometers and a thermometer in Mahogany case dated 1929. Complete with letter dated 1937 which records that they were used at the Gore Bay Laboratory, Sydney, Australia for The Shell Company. They are all in good condition and have been stored in the box for many years.

The box measures20cm x 14cm x 5.5cm high. Unfortunately there is no key.

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