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potentiometer
https://mhc.andornot.com/en/permalink/artifact1371
Dates
1950
circa 1950
Collection
Queen's University Chemistry Collection
Category
Basic Science Artifacts
Classification
Basic Science, Chemistry
Accession Number
994010031
Description
Wooden rectangular box base; grey metal top surface; with numerous knobs and connectors to top; each labelled; need 2-volt battery as power supply
More detail
4 images
Accession Number
994010031
Collection
Queen's University Chemistry Collection
Category
Basic Science Artifacts
Classification
Basic Science, Chemistry
MeSH Heading
Potentiometry -- instrumentation
Chemistry
Description
Wooden rectangular box base; grey metal top surface; with numerous knobs and connectors to
top; each labelled; need 2-volt battery as power supply
Number Of Parts
1
Provenance
This is a 1950 model, but of a style first developed in 1890; very accurate; superceded
only by the finest of the solid state instruments of 1980's; used for accurate temperature
measurement to 1/1000th degree C. and in electrochemistry to 1 or 2/1,000,000th of a volt
Maker
Guideline Instruments Ltd.
Site Made (City)
Smith Falls
Site Made (State)
Ontario
Site Made (Country)
Canada
Dates
1950
circa 1950
Date Remarks
Dr. Wheeler's estimate
Material
wood: brown
metal: grey; silver
plastic: black
Inscriptions
Maker engraved to top: GUIDELINE INSTRUMENTS LTD. / SMITH FALLS, ONTARIO CANADA
Permanent Location
Storage Room 0007
0007-C2-4
Dimension Notes
Length: 45.0 cm. x Width: 37.5 cm. x Depth: 20.0 cm.
Condition Remarks
overall condition good; #2: poisonous and dangerous, handle with rubber gloves.
Copy Type
Original
Reference Types
Person
JPG
Reference Comments
Dr. R. C. Wheeler; Dr. Wally Breck; CD #6
Images
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