Showing 2 items matching certificate of meter
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Phillip Island and District Historical Society Inc.
Framed Life Saving Certificate, 11-07-1901
... certificate of meter...Framed, printed Certificate of Meter, in black lettering..., printed Certificate of Meter, in black lettering with hand written ...This was given to William James Kennon. He was attempting to take assistance to a wrecked barque at Cape Patterson on April 25th, 1901. The ship was the barque "Artisan".Framed, printed Certificate of Meter, in black lettering with hand written name and particulars of recipient. A gilded matt is surrounded by an ornate wood and gesso frame which is in poor condition. On the back the paper has disintegrated. The Certificate is paper, mounted on cloth, mounted on stretcher. Remains of framer's label, also Phillip Island label stuck on back. Certificate is from Royal Humane Society of Australasia.(Hand written in copperplate, in black ink) ......11th Day of July 1901:...... William James Kennon of Cowes, a blacksmith, aged 21 years, in attempting to take assistance to the crew of the wrecked barque "Artisan" at Cape Paterson, on the 23rd April 1901................? Hamilton (Sec) ..........? (Pres.)...............local history, trophies & awards, public events, certificate of meter, cape patterson, royal humane society of australasia -
Flagstaff Hill Maritime Museum and Village
Instrument - Cambridge pH Meter, Cambridge Scientific Instrument Co. Ltd, 9-6-1946
This pH meter was made in 1946 by Cambridge Scientific Instrument Co. Ltd. in London. The company was founded in 1881 and the owner eventually became Horace Darwin, the youngest son of the famous scientist Charles Darwin. It is a portable version that can be used on-site in many different situations. A similar instrument was used by the Chemistry Department of what is now the University of Cambridge. The science of pH measurement began in the 1910s and was further developed in 1926. The pH meter is an electronic scientific instrument used to determine the pH measurements of a solution accurately; the amount of acid and alkaline in it This measurement can have many other applications helping to maintain the appropriate balance for a particular result. For example, it can measure the pH of pharmaceutical medications, soil, swimming pool water and hair shampoos. This Cambridge portable electronic pH instrument was made in 1946 by a company specialising in scientific instruments. It is an early example of much smaller devices used today in many different fields including medicine, and the preservation and conservation of shipwreck artefacts. Flagstaff Hill Maritime Museum and Village's Curator uses a pH meter today in the conservation process of a historic cannon that was recovered from the 1839 wreck of the vessel 'Children'.Scientific instrument, electric Cambridge Portable pH Meter in a polished wooden box with compartments, fold-out doors, and leather carry handle. Includes blue covered Instruction manual with a 'Certificate of Test' inside, and chemicals. Electrodes mounted in compartment. The lid is separate from the base, attached by pins and hinges. A plate inside the lid gives instructions for 'Preparation for Use'. Made by the Cambridge Instrument Company, London, in 1946.Printed on plate: "Cambridge Instrument Co. Ltd, 13 Grosvenor Place, London, S.W.1' Certificate dated: "6-3- 46" (1946)flagstaff hill, warrnambool, maritime museum, maritime village, great ocean road, shipwreck coast, ph meter, cambridge scientific instrument co. ltd, horace darwin, cambridge university, ph balance, scientific instrument, ph measurement