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Monroe Educator Calculating Machine. — auction comparables · Snaplot Comparables
We searched for
“Monroe Educator mechanical calculator”
(identified as
Monroe
Educator, confidence: High)
Typical realised range (Gemini estimate): £80-£250
10,000
comparables for
“Monroe Educator Calculating Machine.”
· page 3 of 417
· Mar 2013
Monroe High Speed Adding Calculator No. 1
US$40
est
US$40
–
—
· Mar 2013
Monroe High Speed Adding Calculator No. 1
US$40
est
US$40
–
—
Asian Art
· Sept 2025
A Comptometer 992 mechanical calculator, 32cm wide.
£10
est
£20
–
—
· May 2016
Calcorex mechanical pinwheel calculator, pinwheel, 1950-60.
€5,000
est
€5,000
–
—
· Sept 2025
A Comptometer 992 mechanical calculator, 32cm wide.
£10
· Jan 2020
Vintage Consul the Educated Monkey Tin Calculator
US$140
est
US$140
–
—
· Sept 2025
A Comptometer 992 mechanical calculator, 32cm wide.
£10
· Oct 2016
Mechanical calculator MADAS Model VIII ca. 1920
€31,600
est
€31,600
–
—
· May 2014
A Brunsviga D13-R1 Duplex mechanical Calculator
€250
est
€250
–
—
· Dec 2016
Vintage mechanical calculator - Original Odhner type XXVII
€4,400
est
€4,400
–
—
· Jan 2022
Vintage Ink & Mechanical Pencil Sets, Calculators
US$75
est
US$75
–
—
· 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
–
—
· Aug 2025
Two Burrough's mechanical calculator adding machines. (2)
£32
est
£15
–
—
· Jun 2022
2 Items - vintage Contex vintage mechanical calculator
A$28
est
A$50
–
—
· Nov 2017
Mechanical calculator Bell Punch Company Procento Plus
€2,100
est
€2,100
–
—
· Jun 2004
A mid-20th Century Fowler's mechanical calculator,
£35
est
£35
–
—
· Jan 2026
DeJur Exposure Meter with Stop Watch & Mechanical Calculator
US$2
est
US$1
–
—
· Dec 2014
EARLY CURTA TYPE 1 MECHANICAL CALCULATOR W/CASE
US$650
est
US$650
–
—
· Apr 2016
William Grier THE MECHANIC'S CALCULATOR COMPREHENDING...
US$20
est
US$20
–
—
· Feb 2026
A vintage 'Pocket Calculator, The Mechanical Engineer', boxed.
£75
est
£20
–
—
· Feb 2004
A mid-20th Century mechanical calculator, Curta, Lichenstein,
£900
est
£900
–
—
· Aug 2025
Goteborg Sverige vintage mechanical calculator and two desk ...
£32
est
£20
–
—
· Apr 2018
A Hugo Bunzel (1851–1908) Vienna mechanical Calculator
€1,125
est
€1,125
–
—
· Aug 2016
PRECISA mechanical adding calculator machine - model 102-1
€3,000
est
€3,000
–
—
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· Sept 2025
A Comptometer 992 mechanical calculator, 32cm wide.
£10
est
£20
–
—
Toys & Collectables
· May 2016
Calcorex mechanical pinwheel calculator, pinwheel, 1950-60.
€5,000
est
€5,000
–
—
Furniture, Design & Mirrors
· Sept 2025
A Comptometer 992 mechanical calculator, 32cm wide.
£10
Toys & Collectables
· Jan 2020
Vintage Consul the Educated Monkey Tin Calculator
US$140
est
US$140
–
—
Tin & Metals
· Sept 2025
A Comptometer 992 mechanical calculator, 32cm wide.
£10
Toys & Collectables
· Oct 2016
Mechanical calculator MADAS Model VIII ca. 1920
€31,600
est
€31,600
–
—
Nautica, Technica & Optic
· May 2014
A Brunsviga D13-R1 Duplex mechanical Calculator
€250
est
€250
–
—
Silver & Gold
· Dec 2016
Vintage mechanical calculator - Original Odhner type XXVII
€4,400
est
€4,400
–
—
Nautica, Technica & Optic
· Jan 2022
Vintage Ink & Mechanical Pencil Sets, Calculators
US$75
est
US$75
–
—
Silver & Gold
· 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
· Aug 2025
Two Burrough's mechanical calculator adding machines. (2)
£32
est
£15
–
—
Nautica, Technica & Optic
· Jun 2022
2 Items - vintage Contex vintage mechanical calculator
A$28
est
A$50
–
—
Nautica, Technica & Optic
· Nov 2017
Mechanical calculator Bell Punch Company Procento Plus
€2,100
est
€2,100
–
—
Miscellaneous
· Jun 2004
A mid-20th Century Fowler's mechanical calculator,
£35
est
£35
–
—
Watches & Clocks
· Jan 2026
DeJur Exposure Meter with Stop Watch & Mechanical Calculator
US$2
est
US$1
–
—
Nautica, Technica & Optic
· Dec 2014
EARLY CURTA TYPE 1 MECHANICAL CALCULATOR W/CASE
US$650
est
US$650
–
—
Jewellery & Gems
· Apr 2016
William Grier THE MECHANIC'S CALCULATOR COMPREHENDING...
US$20
est
US$20
–
—
Books, Maps & Manuscripts
· Feb 2026
A vintage 'Pocket Calculator, The Mechanical Engineer', boxed.
£75
est
£20
–
—
Watches & Clocks
· Feb 2004
A mid-20th Century mechanical calculator, Curta, Lichenstein,
£900
est
£900
–
—
Watches & Clocks
· Aug 2025
Goteborg Sverige vintage mechanical calculator and two desk ...
£32
est
£20
–
—
Nautica, Technica & Optic
· Apr 2018
A Hugo Bunzel (1851–1908) Vienna mechanical Calculator
€1,125
est
€1,125
–
—
Silver & Gold
· Aug 2016
PRECISA mechanical adding calculator machine - model 102-1
€3,000
est
€3,000
–
—
Nautica, Technica & Optic
Filters
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Comparables
10,000
Median
£63
25–75% range
£10 – £2,082
Overall range
£0 – £35,280,000
Distribution
£0
£3,500
£7,500
£11,500
£15,000
