Antiques > Science & Medicine (pre 1930) > Engineering

Antique Brass Consolidated Time Lock Co. Double Lock Chronometer 5122 Safe Lock

Antique Merriman ' S Strength Of Materials 5th Edition 1910

A Very Unusual 33 Foot (2 Pole) Land Surveyor Chain, Maker Unknown, Circa 1880

W. & L. E. Gurley Mountain Transit

Mid 19th Century Surveyor’s Vernier Compass By Gennert & Holzke

Heller & Brightly Antique 19th Century Surveyor’s Compass Serial 4517 1870 - 80

Antique 19th Century Surveyor’s Compass James W Queen In Heller & Brightly Box

Antique Weston’s Direct Reading Voltmeter - Patented 1888

Improved Willis Planimeter, With Instructions, S/n 6061

Fine Early 66 Foot (4 Pole) Land Surveyor (gunter) Chain, Davis Derby Chesterman

Steam Engine Indicator Dobbie - Mcinness 1917 Perfect Order Usa Research Project

Early 19th Century 13” Surveyor’s Compass By R. B. Bate, London

Antique Buff & Berger Transit

Antique 1890s Brass Buff & Berger Of Boston Surveyor Instrument Transit & Box

French Drafting Drawing Instrument Geometry Folding Ruler 18th Century Signed

Fine Early 66 Foot (4 Pole) Land Surveyor (gunter) Chain, Maker Unknown, 1850

Antique W & L. E. Gurley Surveyor Engineer Wooden Case Pocket Compass No Res

Large Ott Rolling Precision Disc Planimeter

Old Vintage Engine Diesel Gasoline Steam Indicator In Wood Case Maihak W/acc

Antique Keuffel & Esser Field Engineering Pocket Surveying Barometer Altimeter

Rare Antique Brass Circular Slide Rule Cased In Mahogany - Unknown Origin

Bushnell Polar Planimeter

Rare And 1860 ' S Ruhmkorff Induction Coil With Adjustable Spark Gap

Horizontal Steam Engine By Bing

Vintage / Antique Keuffel & Esser Surveyor ' S Compass With Mount And Sights

Fine Ca. 1900 Brass Steam Engine Car Boiler Feed Pump, Stanley Grout Doble Nr

Antique Isidoro Gluck Mexico City Engineering Pivot Level Compass Tool England

Rare Find Megatech Open Cycle Steam Engine Billerica, Ma.

Vintage K, E Keuffel & Esser Co 4242 Drafting Tool Compensating Polar Planimeter

Gear Box [ Engine Model ] { Gear Box } Hohm { Cutaway Model }

Splendid 1890 ' S W & L. E. Gurley Theodolite Transit And Tripod With Measuring St

Keuffel & Esser (k&e) Planimeter Model 4212

American Arithmometer Burroughs Registering Accountant, As In Picture, Glass

Vintage Hanau Engineering Bakelite Dental Torch

Antique Brass Architectural Drafting Tool Set Germany

G E General Electric Antique Electric Motor 110v Induction Motor Hit Miss

Antique Scientific Mechanical Engineer ' S Michell’s 1918 Patented Viscometer

Antique Baldor Very Early Electric Motor, 110v 1hp

Vintage K&e Keuffel & Esser Co. N. Y. Slide Rule W/ Leather Case

Antique Compas Supérieurs Drafting Tools Set

Spirule, Plotter / Protractor / Calculator

Keuffel & Esser (k&e) Slide Rule Model 4092 With Column Cursor

Circa 1815 Heisely & Son Surveyor ' S Compass - Unique Design Features

Vintage Western Electric 35 - C Test Set Relay Current Tester Pacific Bell System

Antique Wing Compass Dividers. Engineers Tools. Post Ref. W1

Early 1900s Antique Keuffel & Esser Surveyor ' S Transit W/compass &tripod & Case

Vintage Western Electric 35 - C Test Set Relay Current Tester Bell System

Antique 1869 Wooden Patent Model Double Hung Window " Sash Wooden " With Tag

Custom Maxwell Hemmens Upright Marine Steam Engine. 1 Of A Kind.

Vtg Ornate Antique Eagle Pencil & Pen Compass Divider Pat 1894 York

Antique 1903 Military Map Compass Dividers By Harling Pre Ww1 - Boxed

Vintage Western Electric 35 - C Test Set 35c Telephone Tester Test Set 1917 Pat

Antique 1900 ' S Knapp Electric Company - Electric Motor (6v ?) Type S - Cast Iron

Rare Vintage Lead Pig Shield For Radioactive Material

1910 Stephen B Church Gasoline Engines Windmills Pumping Machinery Mills Bill

C. L. Berger & Sons Astron Transit Vintage Surveying Instrument W/ Case & Manuals

Central Scientific Cast Iron Steam Engine Classroom Demo Model

Fine Early 66 Foot (4 Pole) Steel Land Surveyor (gunter) Chain, Maker Unknown

Shagreen Cased Drafting Set / Drawing Instruments 18th / 19th Century

Mesco - 1910 - Antique Toy Flywheel Electric Motor Engine

Antique 12 " Cm Straight Edge Parallel Rolling Rule Ebony & Brass Harris Engineers

Large 3, Pound Antique Brass Plumb Bob With Very Unique Box

Antique Keuffel & Esser Surveyor ' S Compass With Mount, Sights, & Box

Engine Sectioned, Cut Away, 4 Stroke, Stationary Engine, Display Engine. Ohv.

Vintage Keuffel & Esser Co Ny Drafting Tool Set, Late 1800’s?

Rare Antique German A. Ott Kempten Planimeter 55063, W/receipt

Antique Clinometer By Cary London - Clear Optics

1798 William Henry Hall Antique Mechanical Print Of Mechanical Pulley Systems

Highly Unusual Chesterman 100 Foot Steel Engineer / Surveyor Chain, Circa 1900

Premier Vintage Brass Engineering Surveying Level Ag Thornton Manchester Boxed

Very Scarce Thomas Whitney Vernier Surveyor ' S Compass, Philadelphia 1800 - 1824

Antique Slide Rule Albert Nestler Nr 23 R Logarithmic Pre Wwii Germany

Vintage Military Compass David White Co. No. 603a Shape.

Eagle Pencil Co. Compass & Divider Combo Tool Pat. Dec 11 1894

Antique Late 1800 ' S - Ealry 1900 ' S Electric Dc Bipolar Motor Generator Unmarked

D. M. Dillon Fitchburg, Ma. Steam Engine Boiler Gauge

Antique & Rare Xix Century Rare Wind Up Motor Engine Continental Oiled

The Pascall Engineering Company Ltd Ceramic Ball Mill Jar

Anique Drafting Tools 19th Century

Crosby Steam Gage Planimeter By Amsler

Mercoid Switch Antique Air Pressure Switch Steampunk Noresv

Antique Brass French Lerebours Et Secretan À Paris Transit Survey Instrument

Antique Improved Willis Planimeter W/case - 1901 - Mfg James L. Robertson & Sons

Vintage C1900 Chicago Supply Laboratory & Scale Stoelting Model Engine

Engine, Sectioned 4 Stroke, Stationary Engine, Cut Away Engine, Display Engine.

Antique Theodolite Lhuer Opticien A Bukarest

Rabone Chesterman 100 Foot Heavy Gauge Steel Engineer / Surveyor Chain

Precision Alidade A. Lietz, Transit, Survey

Vintage Retro Industrial Bench Magnifier Lamp Vision Engineering Stereoramic

Wonderful Early 66 Foot (4 Pole) Land Surveyor Chain, Chesterman, Circa 1850

Ca. Fine 1895 Steam Engine Launch Revolution Counter Steam Gauge Nr

" Antique Welch Internal Combustion Engine - Teaching Display Tool "

Antique Improved Willis Planimeter 1901 James Robertson & Sons York Usa

Sectioned Engine, Cut Away, Ohc, Stationary Engine, Display Engine, Mancave.

19th C Complete Drawing Instrument Set Mcallister & Bro. Phila.

Antique Drafting Set No. 1242 Pj Tool Kit Dietzgen Master - Detailer

Antique Rare Bartels & Diederichs Cathetometer Stand

Vintage Alvin 961a Beam Compass With Case - Owned By Hans Marquardt?

Ca. 1880 Vertical Steam Engine Boiler Feed Pump Must C

Bronze Antique Steam Locomotive Train Engine Valve

Antique 1860s Patent Model Corn Planter Horse Drawn Wagon Wood Iron Folk Art Toy

Polar Planimeter By Ott, Also Marked Weber, Phila.

Square Root Planimeter By Ott, For Barton 1a1 Charts

Early C 1900 A. W. Faber Boxwood Celluloid Calculating Slide Rule 7 Scale W Case

Antique Pocket Surveyor Level. Germany, Circa 1900

A Fine Chesterman 100 Foot Steel Engineer / Surveyor Chain, Circa 1900

Rare Antique 66 Foot (4 Pole) Steel Land Surveyors (gunter) Chain 1850

For Collectors Early 66 Feet Steel Land Surveyor Gunter Chin Mad By Stanley 1860

Vintage Keuffel & Esser K & E Metal Protractor In Case

Antique Drafting Kit Kern Aarau 35 C 1890 Swiss 9 Piece

Sectioned Flymo Engine, Stationary Engine, Cut Away, Desk Toy, 2 Stroke. Mancave

Engine, Stationary Engine, Sectioned, Mancave, Cut Away, Desk Toy, 2 Stroke.

1950 ' S Dietzgen Series 6300 Surveyor ' S Transit

Antique Eugene Dietzgen Phillips Mahogany Wood Slide Rule 1914 - 15

Antique Optical Square Prism - Brass, Glass - 1900 - 1924

Keuffel & Esser Surveyor Transit With Wooden Box

Old Rare Antique I. P. T. Korfitsen Kjobenhavn Theodolite Level

Coffin Planimeter By Ashcroft

Antique Ashcroft Mfg. Co. Coffin ' S Planimeter Pat 1882 With Case & Counterweight

Antique Keuffel & Esser Surveyor ' S Compass With Mount And Sights