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|  | 1000 Cycle Audio Oscillator General Radio 213B Tested Elegant Vintage Collector $600.00 | |
 | 1920 's metropolitan vickers single phase watt hour meter vintage $99.99 | |
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|  | 🔴 Antique Brass Saccharometer Hydrometer 2765 Customs & Excise C&E Wooden Box $40.00 | |
 | Antique Formaldehyde Gas Medical Generator $450.00 | |
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|  | Antique Weston Voltmeter Late 19th Century Scarce 0-150 V $199.50 | |
 | Westinghouse- Electrical meter VoltMeter Wood Case Vintage Rare 1900's $99.99 | |
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|  | Vintage Cambridge "Simpli-Trol" Portable Electrocardiograph w/accessories 1940's $78.00 | |
 | Vintage Miniature Mahogany Cabinet of Scientific Objects $3,200.00 | |
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|  | Antique Collectable DuBois French 18 Century Horizontal Brass Sundial+Case $2,995.00 | |
 | Very Nice Fully Restored Manchester Design Bipolar Motor From The 1890’s $5,950.00 | |
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|  | Weston Electrical Instrument Company / Thomas Houston Electric Model 1 Voltmeter $999.99 | |
 | Vintage 1940'S Sperry Desktop Demonstration Gyroscope $499.99 | |
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|  | English Postal Scale $100.00 | |
 | Vintage Industrial Antique Weston Electrical Instruments Amp Meter, Panel Mount $39.99 | |
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|  | Antique Small Transit 1870's Breithaupt & Sohn - Hesse Cassel - Serial 2281 $595.00 | |
 | New listing
Cat Meningioma of the Brain Microscope Slide $22.50 | |
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|  | 1878 H. Maranville Dial Coin Tester Silver & Gold Coin Counterfeit Tester $32.00 | |
 | 18Th C. Continental Octagonal Brass Sundial/Astrolabe - 2 1/8" - Nice & Rare-B/O $845.75
Was:
Previous Price
$995.00 | |
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|  | New listing
Vintage Portable Weston Volt-Ammeter Model 280 with (3) Dc Shunts & Carry Case $49.99 | |
 | Handheld Antique FleaGlass Microscope Magnify Glass - 18th Century $200.00 | |
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|  | 1913 Tycos Recording Thermometer Taylor Instrument Company 23600 Black $85.00 | |
 | Antique Large Adjustable Electric Wheatstone Bridge in Polished Teak Cabinet $145.00 | |
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|  | Level And Transit - Level. Cased. No reserve! $95.00 | |
 | Antique Cast Iron Steam Engine Classroom Demonstrator 1920's-1950's Unknown Mfg $250.00 | |
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|  | ! Lower Price Vintage Twin Ebulliometer Wine Liquid Boiling Point Meter $400.00 | |
 | Extremely Fine Large Ca 1880 N.H. Edgerton , Philadelphia Hydraulic Press Must C $1,750.00 | |
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|  | Fabulous Antique Scottish Stick Barometer/Weather Station $650.00 | |
 | 1915 Vintage Industrial Antique General Electric Amp Meter, Ge Type R-6 $69.99 | |
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|  | Laurent Type Polarimeter Analyzer w Polarizer Cube - Full Circle- Antique Brass $100.00 | |
 | Vintage scientific scale weight set with balance scale. $215.00 | |
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|  | Weston Electrical Instrument Antique Light Meter $48.00 | |
 | Gilbert's Erector Electrical Set c 1917 with Manual & Ob Rare $350.00 | |
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|  | A Bronze Bell Lab Specimen Press Machine c.1800's. Size 17 1/8 inches high x 15 $3,995.00 | |
 | New listing
Antique / Vintage Stoelting Instrument Chicago Laboratory Supply & Scale , Scope $99.00 | |
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|  | Antique Westinghouse 178613 Ac Dc Electric Motor Runs Jewelry Buffer Polisher $125.00 | |
 | Surveor's Compass Sights or Vanes Surveying Brass Vintage $300.00 | |
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|  | Antique Sterling Mfg. Co. Pocket Ammeter Made In Usa $20.00 | |
 | Antique Roller-Smith Volt Ammeter $44.00 | |
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|  | Antique Thomson Voltmeter - w/Box- Rolla Missouri School Of Mines And Metallugy $144.99 | |
 | Antique Mystery Apparatus.Hoping someone will know what it is $241.40 | |
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|  | Early Thales Pinwheel Calculator *Germany c.1915* $299.00 | |
 | Antique Vintage Columbia School Supply Volt Amp Meter w/ Glass Dome, Wood Base $395.00 | |
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|  | Big Classic Voland Precision Balance Model 1115-Cd 1 mg $2,495.00 | |
 | Nice As-Is - Leeds & Northrup Co. Type K Potentiometer Vtg Antique 1920s L&N $79.95 | |
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|  | Welch No. 2692 Vintage Galvanometer Voltmeter Ammeter - art deco antique old amp $179.95 | |
 | Antique Stansi Cast Iron Steam Engine Classroom Demonstrator 1920's-1950's $350.00 | |
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|  | French Equicnoctial Sundial circa 1900, Exc. Condition $700.00 | |
 | Early Spectroscope Apparatus Machine 1915 Ad Trade Card $12.99 | |
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|  | Antique Large Weston Electrical MegaWatts Gauge Model 343 $250.00 | |
 | Antique Elmer & Amend Beckmann Differential Thermometer, chemistry physics $80.00 | |
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|  | vintage Industrial Linemen Telephones Battery Operated Work Shop Made Rare $365.00 | |
 | Cusson vintage demo model of 6 wheel steam driven road vehicle circa 1870 $2,400.00 | |
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|  | Deluxe Antique Ernemann 44mm x 105mm Cartridge Stereoscope Slide Viewer $999.00 | |
 | Antique French Multifunction Field Compass Made in France $73.00 | |
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|  | Antique Hartmann & Braun Frankfurt Germany Resistance Plug Box Lab Instrument $24.95 | |
 | Early Spectroscope Apparatus Machine 90+ Y/O Ad Trade Card $10.99 | |
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|  | Antique Patent 1899 Electric Motor Bi Polar Cast Iron Base Oddo-Toy Fan Project $650.00 | |
 | Standing Scale w/ height measure (Vintage)Â $500.00 | |
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|  | Antique Arthur H.Thomas Phila Lactometer Horn No. 7237 Lab Apparatus Mint In Box $850.00 | |
 | 1800'S Electric Motor Toy / Fan Edison Style Bipolar No Name no reserve $190.00 | |
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|  | Fine Gilded Brass Compensated Pocket Barometer Altimeter J. J.Hicks of London $150.00 | |
 | Rare Astatic Suspension Reflecting Galvanometer Elliott Brothers London c1890 $719.99 | |
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|  | General Radio 813-A Oscillator 1000 Cycles Rare Test Unit Vintage $455.00 | |
 | 1900's Ace Scientific Supply Co. Brass Weights Wooden Box Scientific Equipment $99.00 | |
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|  | Antique Solid Bronze Horshoe & Key Wall Thermometer - Circa 1870 $295.00 | |
 | Fine Ca. 1880 R.H. Parker 3Hp Box Bed Steam Engine Gonig Rochester Nh $7,500.00 | |
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|  | Antique General Electric Ge Ac motor & Dc generator 175 Kw 12v industrial Dynamo $449.99 | |
 | Antique General Electric Ac Voltmeter Schenectady Ny1909 Electrical Testing Ge $40.00 | |
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|  | Vintage H-H Portable Medical Oxygen Tank Apparatus w/Heavy Duty Carrying Case $155.50 | |
 | Vintage Leeds & Northrup Reflecting Galvanometer (Nr) $45.00 | |
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|  | Antique Pocket Compass with Wood Case and Stand up Pin ? Unmarked $25.00 | |
 | Antique C. 1850 Drafting /Â Drawing Set with Inlaid Mahogany Case $150.00 | |
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|  | Antique c1900 Sextant Heath & Co. London Brass Wood w/ Box $475.00 | |
 | Scientific Laboratory Glass, 1 kg Stainless Steel Scale, Vacuum Syringes<
00004000
/a> $85.00 | |
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|  | 1927 German Scientific Glass Laboratory Apparatus Instruments equipment $600.00 | |
 | Lorenz Grassl Equinoctial Universal Inclining Pocket Sundial Compass 18th C. $895.00 | |
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|  | Scarce 1923 Radjo Electric City Novelty Co. Crystal Radio Schenectady Ny $350.00 | |
 | Vintage Rare Robertson Steam Engine Indicator w/ Case - Circa 1900 $300.00 | |
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|  | Antique Direct Current Electric Motor Signed Kent Dynamo Or Motor No. 8 $839.39 | |
 | Shagreen Cased Drawing/Drafting Instruments London circa 18th century $925.00 | |
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|  | 19Th Century Egyptian Revival Cast Metal Sphinx Thermometer - Circa 1820 $795.00 | |
 | Very Rare Old Vtg Antique Victorian Era? Solid Brass "Key" Thermometer, 4 Repair $99.99 | |
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|  | Antique Rubicon Company Philadelphia Galvanometer in Wooden Case V03 $128.69 | |
 | Antique Pantograph - Signed Heath And Wing $450.00 | |
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|  | Vintage Lot Of Bandpass Filters- Baird atomic-spectrum Mirrors- Optical Mirrors. $999.99 | |
 | c1900-1910 Antique General Electric Ge "Luminous" Electric Street Light Arc Lamp $1,250.00 | |
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|  | T693 Antique Westinghouse Ac Dc Electric Motor $79.99 | |
 | Antique The Davidson Syringe case box only or steampunk glasses case $30.00 | |
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|  | 1879 Electro Magnet Battery Make your own battery Antique Vintage Quack Doctor $199.99 | |
 | Antique H. Belfield Gauge Philadelphia Pa 50 Pound Brass Dial Cast Iron Flange $135.00 | |
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|  | Chas. Frodsham High Grade Watch Movement Ad Fmsz $1,395.00 | |
 | Antique Meurand Protractor,Paris French Ca1792 Brass $625.00 | |
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|  | Antique Medical Mcintosh Polysine Generator 1258 With Original Cart $475.00 | |
 | Antique Ge General Radio Co. Crystal Galvanometer Type 1802A Serial 71 Wood Case $115.00 | |
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|  | Late 1800's Early 1900's Bone Scale Rule - Good Condition $120.00 | |
 | Rare Antique Crocker Wheeler Co. Dc Motor - fan tool machine Bipolar $199.99 | |
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|  | Antique 19th C 1885 Thomson Voltmeter #2371 General Electric Co Wood case Clean $85.00 | |
 | Antique Violetta Baby Mini Tesla Coil Electric Zapper Quack Medical Device Works $92.36
Was:
Previous Price
$153.93 | |
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|  | scientific instrument watt volt meter electrical James Biddle Hartmann Braun $625.00 | |
 | Over 90 Year Old Antique Weston D.C. Ammeter Model 45 Dated Oct. 24 1928 ~ Rare! $134.99 | |
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Prices current as of last update, 09/23/20 3:33pm.
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