No 3117, New York: Keuffel & Esser, c.1910, — THACHER CYLINDRICAL SLIDE RULE MODEL 4012.

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Estimate: $400–$600 hammer
Result
Performance
Sale: Bonhams — History of Science and Technology, Online, Los Angeles · 30 October 2023
Record ID: TB-2026-378295
Record: first seen 20 Jul 2026 · updated 20 Jul 2026 · source ↗
Cite this record: TB-2026-378295 — https://thebasis.art/cite/TB-2026-378295

Thacher Cylindrical Slide Rule Model 4012., No 3117, New York: Keuffel & Esser, c.1910,. Bonhams, 30 Oct 2023, lot 56. result recorded. TheBasis.Art, TB-2026-378295.

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Thacher Cylindrical Slide Rule Model 4012., No 3117, New York: Keuffel & Esser, c.1910,. Bonhams, 30 Oct 2023, lot 56. result recorded. TheBasis.Art, TB-2026-378295.

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From the same sale History of Science and Technology · Oct 2023

Lot	Artist	Estimate
De monstris. Ex recensione Gerardi Blasii ... qui monstra quaedam nov…	Licetus, Fortunius. 1577-1657.	$800–$1,200
Romani Collegii Societatus Jesu Musaeum Celeberrimum. Amsterdam: Jans…	Kircher, Athanasius. 1602-1680.	$3,000–$5,000
HARRIS, JOHN. 1667?-1719. Lexicon Technicum: or, an Universal English…	Newton First Appearances.	$6,000–$9,000
GLEICHEN-RUSSWURM, WILHELM FRIEDRICH VON. 1717-1783. Das Neueste aus …	Microscopy: Gleichen-russwurm, 1764.	$5,000–$7,000
FOUCAULT, JEAN BERNARD LEON. 1819-1868. Autograph Letter Signed ("L. …	Foucault Discusses His Gyroscope.	$10,000–$15,000
DARWIN, CHARLES. 1809-1882. Autograph Letter Signed ("C. Darwin") reg…	Darwin Orders Books On Evolutionary Theory.	$20,000–$30,000

Comparable results nearest sold works, same medium & price band

Artist	Lot	Result USD, incl. premium	Sale
Thacher Cylindrical Slide Rule Model 4012.	No 5343, New York: Keuffel & Esser, c.1920, multi-faceted cy	$956	Bonhams, Nov 2020
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Apollo 11: Nasa "red Number" Photograph	BUZZ ALDRIN DESCENDS THE LM LADDER. Color photograh, 8 x 10		Bonhams, Jul 2021
Apollo 11: Nasa "red Number" Photograph	ALAN BEAN COLLECTS LUNAR SAMPLES. Vintage NASA silver gelati		Bonhams, Nov 2021
Apollo 11: Nasa "red Number" Photograph	EARTH RISES OVER THE MOON. Vintage NASA chromogenic color ph		Bonhams, Nov 2021
Apollo 11: Nasa "red Number" Photograph	LUNAR MODULE, EARTH. Vintage NASA chromogenic color photogra		Bonhams, Nov 2021
Apollo 11: Nasa "red Number" Photograph	LUNAR MODULE DESCENDS. Vintage NASA chromogenic color photog		Bonhams, Nov 2021

The closest sold results by price, artist, and medium — the appraiser's comp set, generated from the corpus. All figures converted to USD at current reference rates.