Potentiometer by Guideline Instruments Ltd., Smith's Falls
Description
- Media Type
- Object
- Description
- Downloaded from the Museum of Health Care at Kingston:
Museum of Health Care at Kingston cataloguing:
Potentiometer
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This is a 1950 model, but of a style first developed in 1890; very accurate; superceded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
- Notes
- See the Pages box at top of this page and click the downward pointing select arrow to access different images. Some images are blurry.
- Date Of Event
- 1950
- Subject(s)
- Geographic Coverage
-
-
Ontario, Canada
Latitude: 44.90011 Longitude: -76.01607
-
- Contact
- Smiths Falls Public LibraryEmail:info@smithsfallslibrary.ca
Website:
Agency street/mail address:81 Beckwith Street North
Smiths Falls, ON K7A 2B9
Phone number: 613-283-2911
