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Two scientific instruments: c — auction comparables · Snaplot Comparables
We searched for
“Comptometer mechanical calculator scientific instrument”
(identified as
Comptometer (Felt & Tarrant Mfg. Co.)
, confidence: Medium)
Typical realised range (Gemini estimate): £100-£500
10,000
comparables for
“Two scientific instruments: c”
· page 1 of 417
· Sept 2025
A Comptometer 992 mechanical calculator, 32cm wide.
£10
est
£20
–
—
· Sept 2025
A Comptometer 992 mechanical calculator, 32cm wide.
£10
est
£20
–
—
Toys & Collectables
· Sept 2025
A Comptometer 992 mechanical calculator, 32cm wide.
£10
· Sept 2025
A Comptometer 992 mechanical calculator, 32cm wide.
£10
· Mar 2026
Felt & Tarrant "Comptometer" Mechanical Calculator, Circa 1910s
US$3
est
US$3
–
—
· Sept 2025
A Comptometer 992 mechanical calculator, 32cm wide.
£10
est
£20
–
—
· Jul 2015
Texas Instrument TI-85 Scientific Calculator
US$5
est
US$5
–
—
· Nov 2016
Compometer Company Calculator
US$50
est
US$50
–
—
· Nov 2016
· Jan 2023
Vintage Guerra Instruments Scientific Photographic Instrument
US$15
est
US$15
–
—
· Aug 2025
A Unilectric Comptometer calculator
£30
est
£30
–
—
· Jun 2017
83 Scientific Calculator
CA$3
est
CA$3
–
—
· Jun 2017
83 Scientific Calculator
· Nov 2022
Scientific instrument
€220
est
€220
–
—
· Nov 2022
Scientific instrument
· Mar 2023
Scientific Instrument
€600
est
€600
–
—
· Mar 2023
Scientific Instrument
· Nov 2021
HP 35S Scientific Calculator & DM16CC Calculator
US$55
est
US$55
–
—
· Dec 2018
Scientific Instrument
A$6
est
A$10
–
—
· Dec 2018
Scientific Instrument
· Oct 2016
Comptometer - FELT & TARRANT MFG .co .Chicago - calculator
€11,600
est
€11,600
–
—
· Jun 2023
Mechanical calculator
€130
est
€130
–
—
· Jun 2023
Mechanical calculator
· Aug 2023
Mechanical calculator
€40
est
€40
–
—
· Aug 2023
Mechanical calculator
· Aug 2025
Scientific Instruments: Scientific Instruments: Mid 20th ce...
£15
est
£40
–
—
· Feb 2026
Texas Instruments Calculator and Instrument Cards with Case, Other Accessories
US$6
est
US$1
–
—
· Jul 2003
Scientific Instruments
£330
est
£330
–
—
· Jul 2003
Scientific Instruments
· Jul 2016
Scientific instruments
US$175
est
US$175
–
—
· Feb 2012
Scientific Instruments
£250
est
£250
–
—
· Feb 2012
Scientific Instruments
· Apr 2005
[Scientific Instruments]
£230
est
£230
–
—
· Aug 2004
Scientific instruments
£32
est
£32
–
—
· Aug 2004
Scientific instruments
1
2
3
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417
Next →
· Sept 2025
A Comptometer 992 mechanical calculator, 32cm wide.
£10
Toys & Collectables
· Sept 2025
A Comptometer 992 mechanical calculator, 32cm wide.
£10
Toys & Collectables
· Mar 2026
Felt & Tarrant "Comptometer" Mechanical Calculator, Circa 1910s
US$3
est
US$3
–
—
Nautica, Technica & Optic
· Sept 2025
A Comptometer 992 mechanical calculator, 32cm wide.
£10
est
£20
–
—
Toys & Collectables
· Jul 2015
Texas Instrument TI-85 Scientific Calculator
US$5
est
US$5
–
—
Toys & Collectables
Compometer Company Calculator
US$50
est
US$50
–
—
Lighting
· Jan 2023
Vintage Guerra Instruments Scientific Photographic Instrument
US$15
est
US$15
–
—
Nautica, Technica & Optic
· Aug 2025
A Unilectric Comptometer calculator
£30
est
£30
–
—
Nautica, Technica & Optic
CA$3
est
CA$3
–
—
Arts & Graphics
€220
est
€220
–
—
Nautica, Technica & Optic
€600
est
€600
–
—
Silver & Gold
· Nov 2021
HP 35S Scientific Calculator & DM16CC Calculator
US$55
est
US$55
–
—
Nautica, Technica & Optic
A$6
est
A$10
–
—
Asian Art
· Oct 2016
Comptometer - FELT & TARRANT MFG .co .Chicago - calculator
€11,600
est
€11,600
–
—
Miscellaneous
€130
est
€130
–
—
Nautica, Technica & Optic
€40
est
€40
–
—
Nautica, Technica & Optic
· Aug 2025
Scientific Instruments: Scientific Instruments: Mid 20th ce...
£15
est
£40
–
—
Nautica, Technica & Optic
· Feb 2026
Texas Instruments Calculator and Instrument Cards with Case, Other Accessories
US$6
est
US$1
–
—
Nautica, Technica & Optic
£330
est
£330
–
—
Toys & Collectables
· Jul 2016
Scientific instruments
US$175
est
US$175
–
—
Asian Art
£250
est
£250
–
—
Toys & Collectables
· Apr 2005
[Scientific Instruments]
£230
est
£230
–
—
Books, Maps & Manuscripts
£32
est
£32
–
—
Furniture, Design & Mirrors
Filters
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Comparables
10,000
Median
£1,160
25–75% range
£88 – £7,540
Overall range
£0 – £35,280,000
Distribution
£0
£7,000
£15,000
£23,000
£30,000
![[Scientific Instruments]](/img/aHR0cHM6Ly9iYXJuZWJ5czIuaW1naXgubmV0LzIzMDgvMjAwNS8wNC80OEtEVE1HQ1EwLzQ4S0RUTUdDUTBfQ1BZSkRUOEZCRA.ZYv9VPGqOclouaw5eKq4MQ)
