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Antique Brass Consolidated Time Lock Co. Double Lock Chronometer 5122 Safe Lock
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Antique Merriman ' S Strength Of Materials 5th Edition 1910
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A Very Unusual 33 Foot (2 Pole) Land Surveyor Chain, Maker Unknown, Circa 1880
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W. & L. E. Gurley Mountain Transit
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Mid 19th Century Surveyor’s Vernier Compass By Gennert & Holzke
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Heller & Brightly Antique 19th Century Surveyor’s Compass Serial 4517 1870 - 80
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Antique 19th Century Surveyor’s Compass James W Queen In Heller & Brightly Box
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Antique Weston’s Direct Reading Voltmeter - Patented 1888
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Improved Willis Planimeter, With Instructions, S/n 6061
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Fine Early 66 Foot (4 Pole) Land Surveyor (gunter) Chain, Davis Derby Chesterman
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Steam Engine Indicator Dobbie - Mcinness 1917 Perfect Order Usa Research Project
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Early 19th Century 13” Surveyor’s Compass By R. B. Bate, London
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Antique Buff & Berger Transit
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Antique 1890s Brass Buff & Berger Of Boston Surveyor Instrument Transit & Box
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French Drafting Drawing Instrument Geometry Folding Ruler 18th Century Signed
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Fine Early 66 Foot (4 Pole) Land Surveyor (gunter) Chain, Maker Unknown, 1850
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Antique W & L. E. Gurley Surveyor Engineer Wooden Case Pocket Compass No Res
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Large Ott Rolling Precision Disc Planimeter
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Old Vintage Engine Diesel Gasoline Steam Indicator In Wood Case Maihak W/acc
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Antique Keuffel & Esser Field Engineering Pocket Surveying Barometer Altimeter
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Rare Antique Brass Circular Slide Rule Cased In Mahogany - Unknown Origin
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Bushnell Polar Planimeter
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Rare And 1860 ' S Ruhmkorff Induction Coil With Adjustable Spark Gap
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Horizontal Steam Engine By Bing
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Vintage / Antique Keuffel & Esser Surveyor ' S Compass With Mount And Sights
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Fine Ca. 1900 Brass Steam Engine Car Boiler Feed Pump, Stanley Grout Doble Nr
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Antique Isidoro Gluck Mexico City Engineering Pivot Level Compass Tool England
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Rare Find Megatech Open Cycle Steam Engine Billerica, Ma.
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Vintage K, E Keuffel & Esser Co 4242 Drafting Tool Compensating Polar Planimeter
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Gear Box [ Engine Model ] { Gear Box } Hohm { Cutaway Model }
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Splendid 1890 ' S W & L. E. Gurley Theodolite Transit And Tripod With Measuring St
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Keuffel & Esser (k&e) Planimeter Model 4212
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American Arithmometer Burroughs Registering Accountant, As In Picture, Glass
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Vintage Hanau Engineering Bakelite Dental Torch
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Antique Brass Architectural Drafting Tool Set Germany
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G E General Electric Antique Electric Motor 110v Induction Motor Hit Miss
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Antique Scientific Mechanical Engineer ' S Michell’s 1918 Patented Viscometer
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Antique Baldor Very Early Electric Motor, 110v 1hp
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Vintage K&e Keuffel & Esser Co. N. Y. Slide Rule W/ Leather Case
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Antique Compas Supérieurs Drafting Tools Set
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Spirule, Plotter / Protractor / Calculator
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Keuffel & Esser (k&e) Slide Rule Model 4092 With Column Cursor
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Circa 1815 Heisely & Son Surveyor ' S Compass - Unique Design Features
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Vintage Western Electric 35 - C Test Set Relay Current Tester Pacific Bell System
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Antique Wing Compass Dividers. Engineers Tools. Post Ref. W1
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Early 1900s Antique Keuffel & Esser Surveyor ' S Transit W/compass &tripod & Case
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Vintage Western Electric 35 - C Test Set Relay Current Tester Bell System
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Antique 1869 Wooden Patent Model Double Hung Window " Sash Wooden " With Tag
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Custom Maxwell Hemmens Upright Marine Steam Engine. 1 Of A Kind.
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Vtg Ornate Antique Eagle Pencil & Pen Compass Divider Pat 1894 York
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Antique 1903 Military Map Compass Dividers By Harling Pre Ww1 - Boxed
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Vintage Western Electric 35 - C Test Set 35c Telephone Tester Test Set 1917 Pat
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Antique 1900 ' S Knapp Electric Company - Electric Motor (6v ?) Type S - Cast Iron
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Rare Vintage Lead Pig Shield For Radioactive Material
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1910 Stephen B Church Gasoline Engines Windmills Pumping Machinery Mills Bill
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C. L. Berger & Sons Astron Transit Vintage Surveying Instrument W/ Case & Manuals
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Central Scientific Cast Iron Steam Engine Classroom Demo Model
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Fine Early 66 Foot (4 Pole) Steel Land Surveyor (gunter) Chain, Maker Unknown
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Shagreen Cased Drafting Set / Drawing Instruments 18th / 19th Century
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Mesco - 1910 - Antique Toy Flywheel Electric Motor Engine
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Antique 12 " Cm Straight Edge Parallel Rolling Rule Ebony & Brass Harris Engineers
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Large 3, Pound Antique Brass Plumb Bob With Very Unique Box
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Antique Keuffel & Esser Surveyor ' S Compass With Mount, Sights, & Box
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Engine Sectioned, Cut Away, 4 Stroke, Stationary Engine, Display Engine. Ohv.
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Vintage Keuffel & Esser Co Ny Drafting Tool Set, Late 1800’s?
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Rare Antique German A. Ott Kempten Planimeter 55063, W/receipt
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Antique Clinometer By Cary London - Clear Optics
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1798 William Henry Hall Antique Mechanical Print Of Mechanical Pulley Systems
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Highly Unusual Chesterman 100 Foot Steel Engineer / Surveyor Chain, Circa 1900
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Premier Vintage Brass Engineering Surveying Level Ag Thornton Manchester Boxed
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Very Scarce Thomas Whitney Vernier Surveyor ' S Compass, Philadelphia 1800 - 1824
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Antique Slide Rule Albert Nestler Nr 23 R Logarithmic Pre Wwii Germany
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Vintage Military Compass David White Co. No. 603a Shape.
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Eagle Pencil Co. Compass & Divider Combo Tool Pat. Dec 11 1894
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Antique Late 1800 ' S - Ealry 1900 ' S Electric Dc Bipolar Motor Generator Unmarked
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D. M. Dillon Fitchburg, Ma. Steam Engine Boiler Gauge
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Antique & Rare Xix Century Rare Wind Up Motor Engine Continental Oiled
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The Pascall Engineering Company Ltd Ceramic Ball Mill Jar
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Anique Drafting Tools 19th Century
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Crosby Steam Gage Planimeter By Amsler
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Mercoid Switch Antique Air Pressure Switch Steampunk Noresv
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Antique Brass French Lerebours Et Secretan À Paris Transit Survey Instrument
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Antique Improved Willis Planimeter W/case - 1901 - Mfg James L. Robertson & Sons
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Vintage C1900 Chicago Supply Laboratory & Scale Stoelting Model Engine
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Engine, Sectioned 4 Stroke, Stationary Engine, Cut Away Engine, Display Engine.
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Antique Theodolite Lhuer Opticien A Bukarest
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Rabone Chesterman 100 Foot Heavy Gauge Steel Engineer / Surveyor Chain
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Precision Alidade A. Lietz, Transit, Survey
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Vintage Retro Industrial Bench Magnifier Lamp Vision Engineering Stereoramic
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Wonderful Early 66 Foot (4 Pole) Land Surveyor Chain, Chesterman, Circa 1850
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Ca. Fine 1895 Steam Engine Launch Revolution Counter Steam Gauge Nr
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" Antique Welch Internal Combustion Engine - Teaching Display Tool "
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Antique Improved Willis Planimeter 1901 James Robertson & Sons York Usa
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Sectioned Engine, Cut Away, Ohc, Stationary Engine, Display Engine, Mancave.
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19th C Complete Drawing Instrument Set Mcallister & Bro. Phila.
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Antique Drafting Set No. 1242 Pj Tool Kit Dietzgen Master - Detailer
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Antique Rare Bartels & Diederichs Cathetometer Stand
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Vintage Alvin 961a Beam Compass With Case - Owned By Hans Marquardt?
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Ca. 1880 Vertical Steam Engine Boiler Feed Pump Must C
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Bronze Antique Steam Locomotive Train Engine Valve
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Antique 1860s Patent Model Corn Planter Horse Drawn Wagon Wood Iron Folk Art Toy
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Polar Planimeter By Ott, Also Marked Weber, Phila.
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Square Root Planimeter By Ott, For Barton 1a1 Charts
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Early C 1900 A. W. Faber Boxwood Celluloid Calculating Slide Rule 7 Scale W Case
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Antique Pocket Surveyor Level. Germany, Circa 1900
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A Fine Chesterman 100 Foot Steel Engineer / Surveyor Chain, Circa 1900
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Rare Antique 66 Foot (4 Pole) Steel Land Surveyors (gunter) Chain 1850
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For Collectors Early 66 Feet Steel Land Surveyor Gunter Chin Mad By Stanley 1860
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Vintage Keuffel & Esser K & E Metal Protractor In Case
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Antique Drafting Kit Kern Aarau 35 C 1890 Swiss 9 Piece
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Sectioned Flymo Engine, Stationary Engine, Cut Away, Desk Toy, 2 Stroke. Mancave
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Engine, Stationary Engine, Sectioned, Mancave, Cut Away, Desk Toy, 2 Stroke.
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1950 ' S Dietzgen Series 6300 Surveyor ' S Transit
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Antique Eugene Dietzgen Phillips Mahogany Wood Slide Rule 1914 - 15
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Antique Optical Square Prism - Brass, Glass - 1900 - 1924
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Keuffel & Esser Surveyor Transit With Wooden Box
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Old Rare Antique I. P. T. Korfitsen Kjobenhavn Theodolite Level
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Coffin Planimeter By Ashcroft
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Antique Ashcroft Mfg. Co. Coffin ' S Planimeter Pat 1882 With Case & Counterweight
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Antique Keuffel & Esser Surveyor ' S Compass With Mount And Sights
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