American Engineering Tools And Instruments

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1¢ CAST IRON "TEST YOUR GRIP" FLOOR MODEL STRENGTH TESTER: C. 1910. CONDITION: This arcade machine is made of cast iron with attached base painted to match and a pair of chrome handles. It is nicely restored, painted in gold with elegant decorations detailed

2026

1¢ CAST IRON "TEST YOUR GRIP" FLOOR MODEL STRENGTH TESTER

Las Vegas , NV

Dan Morphy Auctions

4.3

(1.4k)

Floor Standing Brass Theodolite 62": Floor Standing Brass Theodolite 62" This Hampton Nautical Floor Standing BrassTheodolite 62" is beautifully detailed, functional, and calibrated. Theodolites are still used today for ultra hig

2026

Floor Standing Brass Theodolite 62"

Cobourg, ON

Weatherham Estate Treasures

3.8

(256)

Vintage Brass Triple Beam Balance Scale: Vintage Brass Triple Beam Balance Scale All pictures are considered part of the description and should be examined carefully by bidders. Live Auctioneers is now offering Live Shipping through them. Th

2026

Vintage Brass Triple Beam Balance Scale

Arlington Heights, IL

Denotter Auctions, LLC

4.6

(1.2k)

SOLD

Antique Bostrom-Brady - Transit / Surveying Level - Box 4" x 10.5" x 4.5": See Photos For Condition and Details

2026

Antique Bostrom-Brady - Transit / Surveying Level - Box 4" x 10.5" x 4.5"

Walhalla, SC

Warthers Originals Auction Company

4.4

(49)

GENERAL OPTICAL CO. BRASS AND CAST IRON OPTHALMOMETER.: GENERAL OPTICAL CO. BRASS AND CAST IRON OPTHALMOMETER. American, ca. 1911. Used for eye exams, it has a chin rest with an eye cover, a scope, lights, and a measuring dial. Electric with a cord and plu

2026

GENERAL OPTICAL CO. BRASS AND CAST IRON OPTHALMOMETER.

Columbus, OH

Amelia Auctions & Appraisals

4.6

(196)

Early Line Winder & S. Allcock Reel: Rarely seen brass line winder marked "Army & Navy Stores London" on the shaft, 19 1/4" in length including the wood handle and loop. The S. Allcock brass and aluminum plate wind reel is unmarked, 2 7/

2026

Early Line Winder & S. Allcock Reel

Potsdam, NY

Blanchards Auction Service

4.7

(284)

A Vintage Warren-Knight Co. Surveyors Transit and Levels: With original wood box. Model no. WK 25, serial no. 5580. 14 in. high, 11 in. wide for the instrument.

2026

A Vintage Warren-Knight Co. Surveyors Transit and Levels

New Hyde Park, NY

Topwells

4.3

(30)

Robert Benard (1734-1785) – Technical Illustration of a Water-Lifting Machine – Engraving: "Machine pour élever l'eau d'un Puits" illustrates a mechanical system designed to extract water from a well, featuring large wheels, a central windlass, and a bucket suspended by chains. This techni

2026

Robert Benard (1734-1785) – Technical Illustration of a Water-Lifting Machine – Engraving

Avignon, Provence-Alpes-C?te d?Azur

Proverde Auctions

4.5

(71)

Robert Benard (1734–1777) – View of Industrial Study: Machine for Equalizing Escape Wheels: "Horlogerie, Machine pour Egalir les Roues de Rencontre." is an engraving featuring a technical horological study of a specialized machine designed for the precision filing and equalization of teeth o

2026

Robert Benard (1734–1777) – View of Industrial Study: Machine for Equalizing Escape Wheels

Avignon, Provence-Alpes-C?te d?Azur

Proverde Auctions

4.5

(71)

Robert Benard (1734–1777) – View of Industrial Study: Machine for Equalizing Escape Wheels: "Horlogerie, Machine pour Egalir les Roues de Rencontre." is an engraving featuring a technical horological study of a specialized machine designed for the precision filing and equalization of teeth o

2026

Robert Benard (1734–1777) – View of Industrial Study: Machine for Equalizing Escape Wheels

Avignon, Provence-Alpes-C?te d?Azur

Proverde Auctions

4.5

(71)

Antique brass Transit and wooden Tripod Stand marked "Buff & Buff Mfg. Co., Boston", in its original: Antique brass Transit and wooden Tripod Stand marked "Buff & Buff Mfg. Co., Boston", in its original wooden carry case with brass label marked "Buff". Case has original instructions still attached to

2026

Antique brass Transit and wooden Tripod Stand marked "Buff & Buff Mfg. Co., Boston", in its original

Waco, TX

A&S Antique Auction Co.

4.3

(87)

Robert Bénard (1734–1777) – Technical Illustration of a Pivot Friction Testing Machine: "Horlogerie, Machine pour les Expériences sur le frottement des Pivots." This engraving presents a sophisticated technical study of a scientific instrument designed to measure and analyze the frictio

2026

Robert Bénard (1734–1777) – Technical Illustration of a Pivot Friction Testing Machine

Avignon, Provence-Alpes-C?te d?Azur

Proverde Auctions

4.5

(71)

Robert Bénard (1734–1777) – Technical Diagram of a Pivot Friction Testing Machine – Engraving: "Horlogerie, Machine pour les Expériences sur le frottement des Pivots." This engraving illustrates a specialized scientific instrument designed by eighteenth-century horologists to measure and analy

2026

Robert Bénard (1734–1777) – Technical Diagram of a Pivot Friction Testing Machine – Engraving

Avignon, Provence-Alpes-C?te d?Azur

Proverde Auctions

4.5

(71)

Large Robot Equipment of the Danish Airforce: Large Robot Equipment of the Danish Airforce Berning, Düsseldorf. Equipment for in-flight shot control and shot simulation, consisting of two cases. The outer olive-green case, bearing the Danish

2026

Large Robot Equipment of the Danish Airforce

Koeln, NRW

Auction Team Breker

4.4

(209)

LACQUERED AND PAINTED BRASS SPECTROSCOPE Germany, Late 19th Century Height approx 18". Width approx.: LACQUERED AND PAINTED BRASS SPECTROSCOPE Germany, Late 19th Century Used for the analysis of chemicals and pharmaceuticals, fixed either vertically or horizontally. Likely manufactured by Max Kohl cir

2026

LACQUERED AND PAINTED BRASS SPECTROSCOPE Germany, Late 19th Century Height approx 18". Width approx.

Hanover, MA

Eldred's

4.8

(530)

BRASS READING TELESCOPE WITH TRIPOD BASE America, Late 19th Century Height 11.5". Tripod base: BRASS READING TELESCOPE WITH TRIPOD BASE America, Late 19th Century Unmarked but likely manufactured by James W. Queen & Co., Philadelphia. Used with reflecting galvanometers and particularly useful t

2026

BRASS READING TELESCOPE WITH TRIPOD BASE America, Late 19th Century Height 11.5". Tripod base

Hanover, MA

Eldred's

4.8

(530)

1937 Wild Heerbrugg #630 Surveyor's Optical Level: Offered is a rare pre-war Wild Heerbrugg precision optical surveying level dated 1937 and numbered No. 630, an early example from the legendary Swiss firm whose instruments became the international st

2026

1937 Wild Heerbrugg #630 Surveyor's Optical Level

ROCHELLE PARK, NJ

NJ Antiques

4.5

(184)

Robert Benard (1734–1777) – Technical Components for Stone Sawing Machinery – Engraving: "Moulin à scier les Pierres en dalles" presents a specialized mechanical study of the individual components and gearing systems used in a stone-sawing mill. The engraving illustrates a large circular

2026

Robert Benard (1734–1777) – Technical Components for Stone Sawing Machinery – Engraving

Avignon, Provence-Alpes-C?te d?Azur

Proverde Auctions

4.5

(71)

Surveyor's Level James Foster Toronto, Ontario: Canadian. C. 1870-1880. Brass metal. James Foster was born in Toronto in 1830 and manufactured instruments, circa 1870-1910. This was an instrument used by surveyors and civil engineers to level footi

2026

Surveyor's Level James Foster Toronto, Ontario

New Hamburg, ON

Miller & Miller Auctions Ltd.

4.6

(365)

Surveyor's Level Grand Trunk Railway Harrison & Co Montreal, Quebec: English. C. 1880-1900. Brass metal. An instrument used by surveyors and civil engineers to level footings, etc, and to determine differences in elevation between various points. Maker marked, "Trought

2026

Surveyor's Level Grand Trunk Railway Harrison & Co Montreal, Quebec

New Hamburg, ON

Miller & Miller Auctions Ltd.

4.6

(365)

D. Baker Melrose, MA Gimbaled Brass Ships Compass: D. Baker Melrose, Massachusetts gimbaled brass nautical ships compass in mahogany case, compass is in excellent condition, case missing lid and in later institutional green enamel paint, damage and re

2026

D. Baker Melrose, MA Gimbaled Brass Ships Compass

Williston, VT

Merrill's Auctioneers and Appraisers

4.5

(936)

Robert Bénard – Clockmaking Mechanics and Carillon Detents – Engraving (1762–1772): Horlogerie illustrates various mechanical assemblies used in the development of wheelwork and detents for a carillon. The engraving features three distinct technical diagrams, including top-down and s

2026

Robert Bénard – Clockmaking Mechanics and Carillon Detents – Engraving (1762–1772)

Avignon, Provence-Alpes-C?te d?Azur

Proverde Auctions

4.5

(71)

Kern Swiss K1-A Optical Theodolite: Swiss-made Kern optical theodolite, model K1-A, numbered No. 188419, finished in olive green and is accompanied by a matching metal carrying case and a separate tribrach/base. Condition appears genera

2026

Kern Swiss K1-A Optical Theodolite

Madison, VA

Hilliard & Co.

4.8

(444)

Kern Swiss Military Theodolite DKM2-AA: Swiss-made Kern optical theodolite, marked “THEODOLITE TYPE I DEG.” and DKM2-AA, with “Made in Switzerland” and Kern Swiss maker’s mark. U.S. military procurement markings present, i

2026

Kern Swiss Military Theodolite DKM2-AA

Madison, VA

Hilliard & Co.

4.8

(444)

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