Slide rule
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1998.0176.001
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- OBJECT TYPE
- SPECIAL PURPOSE/CIRCULAR
- DATE
- 1963
- ARTIFACT NUMBER
- 1998.0176.001
- MANUFACTURER
- Abbot Brown
- MODEL
- ISOTOPE HANDLING MKIII
- LOCATION
- Beaminster, England
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- Cellulose nitrate slide rule
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 23.5 cm
- Width
- 22.2 cm
- Height
- N/A
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Mathematics
- Category
- Calculating devices
- Sub-Category
- N/A
Manufacturer
- AKA
- Abbot
- Country
- England
- State/Province
- Unknown
- City
- Beaminster
Context
- Country
- Canada
- State/Province
- Quebec
- Period
- PROBABLY USED FROM THE 1960S
- Canada
-
PURCHASED BY DONOR FOR USE IN MONTREAL - Function
-
USED TO ASSIST USERS OF GAMMA-RAY SOURCES BY PROVIDING A READY MEANS OF CALCULATING RADIATION DOSE RATES FOR THE OBSERVANCE OF SAFETY STANDARDS. RELATES SOURCE STRENGTH WITH SOURCE DISTANCE TO DOSE RATE WITH LEAD THICKNESS. - Technical
-
THE ABILITY TO RAPIDLY CALCULATE RADIATION DOSAGE RATES IMPROVES THE MONITORING OF LEVELS AND THUS THE SAFETT IF THOSE WHO WORK WITH OR NEAR THE SOURCES OF THE RADIATION. [REF 2] - Area Notes
-
Unknown
Details
- Markings
- PRINTING ON ARTIFACT INCLUDES: 'U.K.A.E.A. COPYRIGHT RESERVED/ Isotope Handling Calculator MK.III/ FOR GAMMA-RAY SOURCES AND LEAD SHIELDING/ Align:/ Source Strength with/ Source Distance/ Dose-Rate with/ Lead Thickness/ U.K.A.E.A/ THE RADIOCHEMICAL CENTRE/ ABBOT BROWN BEAMINSTER/.../ THE CALCULATOR RELATES THE FOLLOWING FACTORS FOR THE/ ISOTOPES Na24, CO60, RADIUM, Cs137, Ir192, I131 AND Au198./ GAMMA-RAY DOSE-RATE--OUTERMOST SCALE/ DISTANCE FROM THE SOURCE--2ND SCALE/ SOURCE STRENGTH--3RD SCALE/ LEAD THICKNESS--THE INNERMOST SET OF SCALES,ONE SCALE FOR EACH ISOTOPE/...THIS CALCULATOR IS ISSUED BY THE RADIOCHEMICAL/ CENTRE, AMERSHAM, ENGLAND/ IT IS MORE FULLY DESCRIBED/ IN U.K.E.A./ REPORT RCC-R165'
- Missing
- COMPLETE
- Finish
- WHITE WITH BLUE PRINTING
- Decoration
- BRITISH GOVT.LION SYMBOL DRAWN IN CENTRE
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Abbot Brown, Slide rule, 1963, Artifact no. 1998.0176, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1998.0176.001/
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