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|  | Antique Northrup Ln Model 7 Deflection Potentiometer $1,295.00 | |
 | A Rare 19Th Century Copper G. Tagliabue Hydrometer $225.00 | |
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|  | Vintage Antique Kustom Kraft Electric Usc Gold Foil Annealer 110 Volts 140 Watts $99.99 | |
 | Resistance Box, Measures Electrical - *100 Years Old* - First of its kind! $83.00 | |
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|  | Vintage Keleket Xray Machine Wire Spools $199.00 | |
 | Large Antique Denoyer Geppert Scientific Model Biological Anatomical? $49.99 | |
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|  | 8 Arranged Diatom Microscope Slides by B. Hartley $108.49 | |
 | Antique Sterling Magnifying Glass With Folding Handle, 7" Long When Open $105.00
Was: Previous Price
$140.00 | |
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|  | Camptonite fron Coalpit Bay Donaghadee N. Ireland Petrographic Microscope Slide $45.00 | |
 | Labradorite from Norway Microscope Slide for Polariscope $95.00 | |
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|  | Antique Hydraulic Press Demonstration Apparatus By Es Ritchie & Sons Boston 1866 $1,800.00 | |
 | Gaertner Earth Inductor / Delzennes Circle /Scientific Apparatus $99.99 | |
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|  | Hall's patent pedulum postal scale 1895 gilt brass $69.30
Was: Previous Price
$99.00 | |
 | 1850 1/5" Brass Objective Lens with Correction Collar by Smith & Beck $74.00 | |
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|  | Weston Model 7 Deflection Potentiometer $589.00 | |
 | Dactylogyrus sp. (Gill Fluke) Whole Mount Microscope Slide $12.99 | |
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|  | Weston Electrical Instrument Co A.C. Meter Model 155 Wood Box Leather Handle $35.95 | |
 | Antique Weston Circuit Tester in nice Wood Box Case $39.00 | |
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|  | New listing
Steampunk Tagliabue Copper Case Gas Refinery Industrial Inspector Instrument $19.99 | |
 | 80 Catalogs Antique Am Meter Watthour Volt Instrument Ge Weston Thomson Edison $49.95 | |
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|  | Antique Weston A.C. Ammeter Electrical Testing Instrument Model 155 $9.95 | |
 | Teacher's Guide to Illustration Manual to Accompany Holbrook's School Apparatus $2,000.00 | |
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|  | Platinocyanide of Magnesium Microscope Slide by Cole for Polariscope Viewing $85.00 | |
 | Vintage Ellis Reserch Laboratories, The Ellis Micro-Dynameter. $125.00 | |
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|  | New listing
Vintage Octagonal Wooden Frame with Butterfly Art 10" Wall Hanging $7.19
Was: Previous Price
$14.39 | |
 | New listing
Antique Electric Light Bulb With Brass Base Thomson Houston Style $9.95 | |
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|  | Original 19th century Sikes Hydrometer-complete in case-15312 $395.00 | |
 | Antique Ward Leonard Slide Rheostat Columbia University Tag Lab Device $44.99 | |
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|  | New listing
Ammeter Antique General Electric Ammeter No. 431419 Type P3 Parts Restoration $28.98 | |
 | Vintage Radio Set Analyzer - (1929-30) Jewell Pattern 199 $85.00 | |
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|  | Antique Very Early Scientific Invention Heater Spark Plugs Ceramic Switch Wooden $59.99 | |
 | Mint-In-Box 1892 Blair Hawkeye Detective Camera w/Film Holder, Darlot Lens, More $280.00 | |
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|  | c1830 Antique Astronomy Print of Astronomical Instruments Telescope Equatorial $12.99 | |
 | Vintage Phillips Labs Ohio Light Bulb Tester Oak Box $149.00 | |
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|  | Chinese Market Scale Or Do'Tchin In Carved Box With Elephant Free U.S. Ship $91.00
Was: Previous Price
$130.00 | |
 | Fel Wavemeter Frequency Engineering Labortories Inc 11 gig model Wcf-10711-4W $175.00 | |
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|  | Lot 5 Vtg Slide Rule Lafayette Keuffel & Esser Dietzgen Ruler K&E Decitrig $127.46
Was: Previous Price
$149.95 | |
 | Vintage Antique Alcohol Meter Alcoholometer Hyrometer Distilling Tool $30.00 | |
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|  | Antique Copper Lined Incubator Or Sterilizer Medical Laboratory Scientific $349.99 | |
 | Antique Scientific Instrument (possible Belinograph?) $269.99 | |
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|  | Fine & Rare Antique 18Th Century Balance, Original Case With Trade Label $349.00 | |
 | c1880 Antique Astronomy Print of Planet Saturn $9.99 | |
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|  | Cat Globoid Cell Leukodystrophy (Krabbe Disease) of the Brain Microscope Slides $95.00 | |
 | Vintage Sterling Amperes Volt Meter - Made in Usa Patent Oct 3, 1916 $19.99 | |
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|  | Antique Watch Demagnetizers / Lot of 5 from great collection $75.00 | |
 | New listing
1922 Antique Voltmeter General Electric Co. Type Dp 2- Ny Usa Pat 08-11-15-18- $50.00 | |
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|  | Nephelinite from Lobau Saxony Petrographic Microscope Slide $45.00 | |
 | Antique W & T Avery Agate Brass Balance Beam Scales 61848 Large $695.00 | |
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|  | Antique Wm H Pfister Brass 13" Telescopic Level Transit Orig Box Cincinnati Ohio $424.99 | |
 | Antique Galvanometer International Correspondence School Scranton Pa $85.00 | |
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|  | H. G. Fischer portable x-ray machine apparatus. Tesla coil. Electrotherapy $800.00 | |
 | Vintage Antique Voltage Regulator Steampunk Estate Sale Find $49.39
Was: Previous Price
$75.99 | |
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|  | New listing
Sm-Microscope by E. Leitz $55.00 | |
 | Philadelphite from Philadelphia Pennsylvania Microscope Slide $95.00 | |
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|  | Muscovite Granite from County Dublin Ireland Petrographic Microscope Slide $45.00 | |
 | Antique Short & Mason, Leedawl 1910's Nickel Plated Patented Compass $44.99 | |
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|  | Vintage Chicago Industrial Instrument Co. Ac, Dc Volt Ohms Milliammeter $14.95 | |
 | Microscopes by Bausch & Lomb 1876-1896 $20.00 | |
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|  | French Telescope, Signed "Chevallier' $4,500.00 | |
 | Phyllobothrium from Spiral Valve of Big Skate Microscope Slide $12.99 | |
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|  | Cryptobia salmositica from Torrent Scalpin Blood Microscope Slide $19.99 | |
 | 1921 Gardner Rodman Heliphone Crystal Radio ~ Rare 1st Pocket Radio $99.00 | |
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|  | Platinocyanide of Ammonium Microscope Slide by W. H. Walmsley for Polariscope $85.00 | |
 | c1885 Antique Astronomy Print of Moon - Lunar Craters - Moon's Surface $7.99 | |
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|  | Surveyor's Vernier Compass by W. & L.E. Gurley $1,195.00 | |
 | 1835 Antique Scottish McFarlane's Calculating Cylinder Glasgow Ready Reckoner $2,300.00 | |
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|  | Rare Astatic Suspension Reflecting Galvanometer Elliott Brothers London c1890 $999.99 | |
 | Antique Collectible Rare Hydrometer In Unique Wooden Box $195.00 | |
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|  | Antique Northrup Ln Model 7 Deflection Potentiometer - 440 $494.90 | |
 | Nectobrachia (Parasitic Copepod) w.m. from Starry Flounder Microscope Slide $12.99 | |
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|  | Microcotyle sp. from Gills of California Scorpionfish Microscope Slide $19.99 | |
 | Olivine Dolerite from Dalhousie Australia Petrographic Microscope Slide $45.00 | |
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|  | 1890's W.S. Hill Electric Co New Bedford Ma Early Electrical Age Knife Switch $355.00 | |
 | Vintage Sudbury Soil Test Kit Chemistry Vial Science Tubes Experiment $32.19 | |
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|  | House Mouse Embryo Serially Sectioned Microscope Slides (Theiler Stage 21) $75.00 | |
 | Antique Thermometer Seaford Liquors New York W Puppies See $7.50 | |
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|  | Surveyors Solar Compass by John Roach circa 1868 $12,000.00 | |
 | Antique Switches (pair) Perkins In Line Tested Working Nickel On Brass Unique $89.95 | |
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|  | Antique Electric Motor Knapp Ss 1910 $100.00 | |
 | Augite Lamprophyre from St. Clement's Bay Jersey Petrographic Microscope Slide $65.00 | |
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|  | Weston Model 1 Rpm Analog Laboratory Meter $149.00 | |
 | American Dead Weight Gauge Tester $650.00 | |
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|  | 1850 English Lacquered Brass Microscope with J.B. Dancer $2,295.00 | |
 | New listing
Antique Vintage Telegraph Sound Relay - Circa 1890-1900 - Morse Code $225.00 | |
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|  | 1836 Brass Hammered Tool Calendar Calculator? Oddity Survey Nautical ? $399.99 | |
 | RareCatalog Arrow Hart&Hegeman H&H Electric Co Switch Socket Porcelain Lamp part $60.00 | |
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|  | New listing
Exide Antique Battery 1915 $1,250.00 | |
 | Platinocyanide of Yttrium Microscope Slide by Cole for Polariscope Viewing $85.00 | |
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|  | Indianite (Anorthite) from Madras, India, Petrographic Microscope Slide $45.00 | |
 | Obsidian with banded belonites from Mexico Petrographic Microscope Slide $25.00 | |
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|  | Antique French Multifunction Field Compass Made in France $79.00 | |
 | New listing
Antique Improved Willis Planimeter By James L Robertson & Sons 1900 $99.99 | |
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|  | vintage exquisite tesla coil apparatus ! collectible $5,000.00 | |
 | Megalocotyle from Gills of Rockfish Microscope Slide $12.99 | |
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|  | Antique Sudbury Soil Testing Kit Green Wood Box $35.99 | |
 | Vintage 1880 Henry L Scott Co Metal Eagle Plate Providence Rhode Island $117.50 | |
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|  | Diatom Test (Nitzschia linearis) Microscope Slide by C. L. Peticolas $45.00 | |
 | Dolerite (amygdaloidal) from Tynemouth Petrographic Microscope Slide $65.00 | |
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|  | General Radio Co. Variable Inductor Type: 107 (J) Microhenrys Series $45.99 | |
 | Foraminifera in Limestone from Chattanooga Microscope Slide $65.00 | |
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| Click to see more Science Instruments items at www.ebay.com
Prices current as of last update, 09/22/17 4:40am.
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