Antique Philip Harris & Co Ltd Birmingham Galvanometer Electric Current Tester
Item History & Price
Reference Number: Avaluer:15442397 |
Circa 1930
Manafacture - Philip Harris & Co Ltd
Philip Harris Ltd was a British laboratory supply company which became a major supplier of equipment for school science.
The company was originally based in Digbeth, Birmingham, and was started by Thomas Ellis, a surgeon, in 1817. At the time Philip Harris would have been only 15 or 16 years old; he later joined Ellis... in 1825.The company traded as a wholesale Chemical Laboratory Company, occupying a site in the Bull Ring until 1889 (when according to their Catalogue of chemical and physical apparatus and chemicals, dated 1889, silver nitrate was selling for 9 shillings per ounce). They moved to 144–146 Edmund Street at some time around the turn of the 20th century.Philip Harris started as a manufacturer of chemists' and surgical products, adding medicines in 1866. In the 1960s and 1970s, biological and manufacturing units were established at Weston-super-Mare.
A galvanometer is an electromechanical instrument used for detecting and indicating an electric current. A galvanometer works as an actuator, by producing a rotary deflection, in response to electric current flowing through a coil in a constant magnetic field.
Condition - Very good.
Item No. 3016
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Condition Guide
The condition is always described taking into account the age of the item. For example, is the item in a certain condition considering its ‘x’ amount of years old.
Mint - No damage, like new. Excellent - No damage. Possibly some very light fading or light crazing. Very good - No damage. Some fading, heavy crazing, foxing, etc. Good - There may be some damage. However this will be either very small, difficult to see, hidden from sight or repaired.Poor - Damaged. There will be something wrong with the item which may significantly effect the item use. Very poor - Item is more or less unusable. Scrap.
Delivery
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Returns
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