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Binocular microscope in case – John Browning.

Binocular microscope in case – John Browning.

$917.93458.96

Antique Ruhmkopff Induction Coil or spark-gap transmitter

Antique Ruhmkopff Induction Coil or spark-gap transmitter

$250.00125.00

rare plasma bulb tubes for rife and tesla coil! crookes and geissler action!

rare plasma bulb tubes for rife and tesla coil! crookes and geissler action!

$175.0087.50

VINTAGE KIPP'S APPARATUS SCIENTIFIC LABORATORY GLASS VESSEL 16"

VINTAGE KIPP'S APPARATUS SCIENTIFIC LABORATORY GLASS VESSEL 16"

$120.0060.00

ANTIQUE c1880 BRASS BOTANICAL POCKET MICROSCOPE & MAHOGANY CASE BOX

ANTIQUE c1880 BRASS BOTANICAL POCKET MICROSCOPE & MAHOGANY CASE BOX

$302.30151.15

Western Union Landline Morse Code Telegraph Relay 4-C Made By Western Electric

Western Union Landline Morse Code Telegraph Relay 4-C Made By Western Electric

$45.0022.50

Ross Eclipse microscope in case (c.1885)

Ross Eclipse microscope in case (c.1885)

$795.54397.77

Antique Steam Engine Indicator 1883

Antique Steam Engine Indicator 1883

$145.0072.50

Rare, Early 1800s One-Foot Long Boxwood Gunter's Rule, England, Unsigned

Rare, Early 1800s One-Foot Long Boxwood Gunter's Rule, England, Unsigned

$250.00125.00

ANTIQUE 1800'S US GOVERNMENT INTERNAL REVENUE ALCOHOL HYDROMETER BOX TESTER SET

ANTIQUE 1800'S US GOVERNMENT INTERNAL REVENUE ALCOHOL HYDROMETER BOX TESTER SET

$850.00425.00

two large plasma lamps; vaccum tubes, geissler, crookes, rife

two large plasma lamps; vaccum tubes, geissler, crookes, rife

$275.00137.50

Antique Miners level Compass surveying instrument in box W&S Jones mine dial

Antique Miners level Compass surveying instrument in box W&S Jones mine dial

$428.37214.19

Antique Scientific Slide Preparation Case Attributed To John Hepworth 1806-1868

Antique Scientific Slide Preparation Case Attributed To John Hepworth 1806-1868

$367.17183.59

1884 Antique Trouve Moist Cell Vintage Battery Zinc Copper Pile Embossed Jar

1884 Antique Trouve Moist Cell Vintage Battery Zinc Copper Pile Embossed Jar

$230.00115.00

1920's Rechargeable Nickel Zinc Antique Vintage Battery made by Kimley Electric

1920's Rechargeable Nickel Zinc Antique Vintage Battery made by Kimley Electric

$65.0032.50

Lactometer By Quevenne With Original Box The Wagner Glassware Co.

Lactometer By Quevenne With Original Box The Wagner Glassware Co.

$49.9925.00

ANTIQUE LUTZ FERRANDO PROTOTYPE ELECTROTHERAPY TABLE PANEL NO ELECTRO SHOCK

ANTIQUE LUTZ FERRANDO PROTOTYPE ELECTROTHERAPY TABLE PANEL NO ELECTRO SHOCK

$5599.002799.50

German Tool, Keuffel and Esser

German Tool, Keuffel and Esser

$55.0027.50

Superb Antique Victorian Monocular Microscope Outfit . By H&W Crouch No.273.

Superb Antique Victorian Monocular Microscope Outfit . By H&W Crouch No.273.

$2441.681220.84

TANGENT GALVONOMETER, VINTAGE PHYSICS by PHILIP HARRIS

TANGENT GALVONOMETER, VINTAGE PHYSICS by PHILIP HARRIS

$91.7945.90

Thomson Recording Watt Meter General Electric Catskill NY Antique c 1897 Vintage

Thomson Recording Watt Meter General Electric Catskill NY Antique c 1897 Vintage

$395.00197.50

TUBE, PERRIN by TELTRON {ATOMIC PHYSICS} WORKING BUT SHABBY

TUBE, PERRIN by TELTRON {ATOMIC PHYSICS} WORKING BUT SHABBY

$61.2030.60

Antique 1900s Baird & Tatlock England Ceramic Wood Apothecary Laboratory Stand

Antique 1900s Baird & Tatlock England Ceramic Wood Apothecary Laboratory Stand

$214.18107.09

Weston Electrical Instrument, Model 705 Great Condition

Weston Electrical Instrument, Model 705 Great Condition

$79.9539.98

Antique Broadhurst Clarkson & Co London Brass Telescope

Antique Broadhurst Clarkson & Co London Brass Telescope

$625.00312.50

BGM Huber Sputnik Table Weather Station Chart Vintage WEST GERMAN Space Age

BGM Huber Sputnik Table Weather Station Chart Vintage WEST GERMAN Space Age

$150.0075.00

A small brass and steel pair of dividers, 18th century

A small brass and steel pair of dividers, 18th century

$180.0090.00

Edison Element Test Tube Battery - NiFe Nickel Iron - 78 Cells Extremely Rare

Edison Element Test Tube Battery - NiFe Nickel Iron - 78 Cells Extremely Rare

$2495.001247.50

John Gilbert London Scientific Instrument Georgian Marine Naval Rolling Ruler

John Gilbert London Scientific Instrument Georgian Marine Naval Rolling Ruler

$263.13131.56

Antique Tycos/Taylor Barograph Excellent Condition Pre 1890s Made In Switzerland

Antique Tycos/Taylor Barograph Excellent Condition Pre 1890s Made In Switzerland

$250.00125.00

GENERAL RADIO Model 224 WAVEMETER with Weston 425 Meter WOODEN CASE

GENERAL RADIO Model 224 WAVEMETER with Weston 425 Meter WOODEN CASE

$24.7512.38

AKKORD Pinguin Deluxe 1960 Radio Receiver Works On The FM Band

AKKORD Pinguin Deluxe 1960 Radio Receiver Works On The FM Band

$154.1977.09

Antique Copper Steam Generator Science Equipment Central Scientific Co Cenco

Antique Copper Steam Generator Science Equipment Central Scientific Co Cenco

$79.9939.99

ZA21: Antique Vintage Wall Barometer with rope effect surround

ZA21: Antique Vintage Wall Barometer with rope effect surround

$18.369.18

MALTESE CROSS TUBE, VINTAGE ELECTROSTATICS, WORKING - SUPERB

MALTESE CROSS TUBE, VINTAGE ELECTROSTATICS, WORKING - SUPERB

$146.8773.44

Antique Elliott Bros London Galvanometer Telegraph Vintage Old Beveled Glass

Antique Elliott Bros London Galvanometer Telegraph Vintage Old Beveled Glass

$85.0042.50

Early Trippensee Tellurian- Professionally Restored

Early Trippensee Tellurian- Professionally Restored

$3250.001625.00

Antique 1900's Brass MICROSCOPE MONOCULAR O. Otto Himmler Berlin VINTAGE ROUGH

Antique 1900's Brass MICROSCOPE MONOCULAR O. Otto Himmler Berlin VINTAGE ROUGH

$275.00137.50

Antique Universal Scientific Co. Electric Motor Model Display instrument RARE

Antique Universal Scientific Co. Electric Motor Model Display instrument RARE

$1500.00750.00

Early 19th century circular mahogany cased Regency style pocket compass

Early 19th century circular mahogany cased Regency style pocket compass

$281.50140.75

westinghouse electric type O A Watthour meter, vintage

westinghouse electric type O A Watthour meter, vintage

$28.0014.00

Antique large Grenet cell battery, c.1880

Antique large Grenet cell battery, c.1880

$449.00224.50

A Fine Antique Large Culpepper Microscope Signed T. Blunt London. Circa 1795

A Fine Antique Large Culpepper Microscope Signed T. Blunt London. Circa 1795

$3610.511805.26

VERY LIMITED EDITION Ca. 1890s OTTO SLIDE VALVE GAS ENGINE WORKS PA CATALOG

VERY LIMITED EDITION Ca. 1890s OTTO SLIDE VALVE GAS ENGINE WORKS PA CATALOG

$12.506.25

Mint 1890's Electro-Shock Machine With Sliding Induction Coil, Electrodes, Wires

Mint 1890's Electro-Shock Machine With Sliding Induction Coil, Electrodes, Wires

$400.00200.00

1883 OTTO SLIDE VALVE GAS ENGINE WORKS PA CATALOG Ltd EDITION FROM ORIGINAL

1883 OTTO SLIDE VALVE GAS ENGINE WORKS PA CATALOG Ltd EDITION FROM ORIGINAL

$12.506.25

ANTIQUE / VINTAGE WALL THERMOMETER - GH ZEAL LONDON - GOOD WORKING ORDER

ANTIQUE / VINTAGE WALL THERMOMETER - GH ZEAL LONDON - GOOD WORKING ORDER

$24.4212.21

Antique Jefferson Electric Mfg Co Chicago IL Spark Coil Unit

Antique Jefferson Electric Mfg Co Chicago IL Spark Coil Unit

$49.9524.98

Antique Hydrometers Specific Gravity Thermometer With Glass Cylinder and Tubes

Antique Hydrometers Specific Gravity Thermometer With Glass Cylinder and Tubes

$25.0012.50

Assorted Microscope Slides (K)

Assorted Microscope Slides (K)

$10.005.00

Bird Brain Microscope Slide

Bird Brain Microscope Slide

$10.005.00

Collection of 5 Cycas taiwaniana x revoluta (Cycad Anatomy) Microscope Slides

Collection of 5 Cycas taiwaniana x revoluta (Cycad Anatomy) Microscope Slides

$35.0017.50

ANTIQUE WHITNEY ELECTRICAL INSTRUMENT CO VOLTMETER

ANTIQUE WHITNEY ELECTRICAL INSTRUMENT CO VOLTMETER

$149.9975.00

Antique Milk Cream Centrifuge Tester Separator, Hand crank, Farmhouse

Antique Milk Cream Centrifuge Tester Separator, Hand crank, Farmhouse

$19.959.97

Antique Andrew Ross Large First Class Exhibition Model Microscope in Brass c1861

Antique Andrew Ross Large First Class Exhibition Model Microscope in Brass c1861

$2753.781376.89

1845 Helix On Stand Electro-Magnet * Daniel Davis, Jr. & Benjamin Pike * Signed

1845 Helix On Stand Electro-Magnet * Daniel Davis, Jr. & Benjamin Pike * Signed

$1250.00625.00

Antique Moritz Pillischer Improved Medical Microscope in Brass - c1870s, Cased

Antique Moritz Pillischer Improved Medical Microscope in Brass - c1870s, Cased

$728.22364.11

Collection of 5 Cycas sri lanka (Cycad Anatomy) Microscope Slides

Collection of 5 Cycas sri lanka (Cycad Anatomy) Microscope Slides

$35.0017.50

Antique Measuring Instrument L.E. Knott Apparatus Co. Galvanometer

Antique Measuring Instrument L.E. Knott Apparatus Co. Galvanometer

$250.00125.00

VTG Thomas Edison BSCO Porcelain Cover Lid for Primary Battery Orange New Jersey

VTG Thomas Edison BSCO Porcelain Cover Lid for Primary Battery Orange New Jersey

$19.959.97

WESTINGHOUSE vintage CHART RECORDING old scientific testing TESTER antique GAUGE

WESTINGHOUSE vintage CHART RECORDING old scientific testing TESTER antique GAUGE

$49.9524.98

Assorted Microscope Slides by Moeller (C)

Assorted Microscope Slides by Moeller (C)

$45.0022.50

Antique Weston Portable Wattmeter 1918 model#6207

Antique Weston Portable Wattmeter 1918 model#6207

$50.0025.00

Antique Vintage Hand Crank Dairy Milk Separator Centrifuge Spins

Antique Vintage Hand Crank Dairy Milk Separator Centrifuge Spins

$24.9512.47

Antique Lab Pharmacuetical Apathocary Equipment

Antique Lab Pharmacuetical Apathocary Equipment

$89.9544.98

TELTRON DEMONSTRATION TRIODE {ATOMIC PHYSICS} WORKING

TELTRON DEMONSTRATION TRIODE {ATOMIC PHYSICS} WORKING

$48.9624.48

Antique Central Scientific Decade Box Science Instrument

Antique Central Scientific Decade Box Science Instrument

$199.99100.00

Antique Vtg J.L. Robertsons Steam Engine Indicator in Wooden Case & Manual 5283

Antique Vtg J.L. Robertsons Steam Engine Indicator in Wooden Case & Manual 5283

$264.99132.50

Antique Thomson Houston Scientific Telephone Box Only Wooden Box Paris France

Antique Thomson Houston Scientific Telephone Box Only Wooden Box Paris France

$29.9914.99

AITCHISON ANTIQUE 19TH CENTURY COMPENSATED GILT POCKET BAROMETER W/LOCKING CASE

AITCHISON ANTIQUE 19TH CENTURY COMPENSATED GILT POCKET BAROMETER W/LOCKING CASE

$149.9975.00

Vintage Balance, English, Mahogany, Scientific Scales, Stanton Instruments, 1960

Vintage Balance, English, Mahogany, Scientific Scales, Stanton Instruments, 1960

$1529.88764.94

Vintage 1950's Cathode Ray Tube - Crookes Tube - Geissler Tube

Vintage 1950's Cathode Ray Tube - Crookes Tube - Geissler Tube

$171.3385.67

Antique Ross-Zentmayer No. 1 Binocular Microscope in Brass by Ross London c1885

Antique Ross-Zentmayer No. 1 Binocular Microscope in Brass by Ross London c1885

$2876.171438.09

Antique Vintage Brass Solid Kelvin & Hughes 1917 Brunton Compass Handmade gift

Antique Vintage Brass Solid Kelvin & Hughes 1917 Brunton Compass Handmade gift

$28.5514.28

Assorted Microscope Slides (E)

Assorted Microscope Slides (E)

$10.005.00

Central Scientific Company Chicago Wood Electric Laboratory Apparatus Antique

Central Scientific Company Chicago Wood Electric Laboratory Apparatus Antique

$240.00120.00

VTG SEXTANT Bubble Type w/ Altitude Averaging Device AN-5851-1 AS IS UNTESTED

VTG SEXTANT Bubble Type w/ Altitude Averaging Device AN-5851-1 AS IS UNTESTED

$71.2535.63

Needle Schumann Merula SK-451N shellac brown SK 4, 5 Snow White coffin / NSM

Needle Schumann Merula SK-451N shellac brown SK 4, 5 Snow White coffin / NSM

$11.855.92

Troughton & Simms 19th century pocket compass with Singers Patent style dial.

Troughton & Simms 19th century pocket compass with Singers Patent style dial.

$269.26134.63

EARLY ANTIQUE 6 DRAW / PULL SPYGLASS MONOCULAR SILVER PLATED POCKET TELESCOPE

EARLY ANTIQUE 6 DRAW / PULL SPYGLASS MONOCULAR SILVER PLATED POCKET TELESCOPE

$249.00124.50

Post Office Standard Type Relay B - 1920s

Post Office Standard Type Relay B - 1920s

$122.3961.20

Cutaway Engine, Display Engine, Sectioned OHV, Stationary Engine,

Cutaway Engine, Display Engine, Sectioned OHV, Stationary Engine,

$231.30115.65

Human Fetal Lung Histology Microscope Slide (1888)

Human Fetal Lung Histology Microscope Slide (1888)

$75.0037.50

1800-s ANTIQUE NICE HANDMADE WOOD FRAME CELSIUS THERMOMETER SWEDEN SWEDISH

1800-s ANTIQUE NICE HANDMADE WOOD FRAME CELSIUS THERMOMETER SWEDEN SWEDISH

$39.9920.00

OLD Antique SMITH & SHAW CLOSED CELL POCKET BATTERY ELECTRIC w/ Wooden BOX Case

OLD Antique SMITH & SHAW CLOSED CELL POCKET BATTERY ELECTRIC w/ Wooden BOX Case

$95.0047.50

19th CENTURY "SYRINGE" PRINTING BLOCK.

19th CENTURY "SYRINGE" PRINTING BLOCK.

$10.405.20

Assorted Microscope Slides (J)

Assorted Microscope Slides (J)

$10.005.00

CA 1900 UNIDENTIFIED LARGE D.C LAB VOLT METER WITH GLASS DOME SMITH COLLEGE

CA 1900 UNIDENTIFIED LARGE D.C LAB VOLT METER WITH GLASS DOME SMITH COLLEGE

$475.00237.50

1911 MANHATTAN ELECTRICAL CATALOG 27 Loaded With All The Stuff We Collect Today

1911 MANHATTAN ELECTRICAL CATALOG 27 Loaded With All The Stuff We Collect Today

$500.00250.00

Antique Tangent Galvanometer , Eberbach Ann Arbor, Electrical Testing Tool

Antique Tangent Galvanometer , Eberbach Ann Arbor, Electrical Testing Tool

$72.0036.00

Human Unknown Pathology Microscope Slides by Moeller (A)

Human Unknown Pathology Microscope Slides by Moeller (A)

$30.0015.00

Antique Sterling Meter Instrument Pat'D Oct 3 1916

Antique Sterling Meter Instrument Pat'D Oct 3 1916

$9.995.00

Collection of 5 Cycas solomon (Cycad Anatomy) Microscope Slides

Collection of 5 Cycas solomon (Cycad Anatomy) Microscope Slides

$35.0017.50

Victorian unsigned Francis Barker mahogany cased pocket compass

Victorian unsigned Francis Barker mahogany cased pocket compass

$232.54116.27

Human Fatty Liver Pathology Microscope Slide by Dr. Sylvester Marsh

Human Fatty Liver Pathology Microscope Slide by Dr. Sylvester Marsh

$65.0032.50

Small lacquered brass vintage surveying cross.

Small lacquered brass vintage surveying cross.

$67.3133.66

NICE Antique Milk Butter Fat Separator-Tester. Crank And Spins.

NICE Antique Milk Butter Fat Separator-Tester. Crank And Spins.

$69.9934.99

Antique SIKES Hydrometer Set #16339 Buss 33 Hatten London Elegant Box Matching #

Antique SIKES Hydrometer Set #16339 Buss 33 Hatten London Elegant Box Matching #

$45.5022.75

Antiques Greco Roman Bronze Medical Instrument AD 200-426

Antiques Greco Roman Bronze Medical Instrument AD 200-426

$449.00224.50

VINTAGE GILT HAMILTON INCHES EDINBURGH POCKET BAROMETER - 1 3/4 INCH DIAMETER

VINTAGE GILT HAMILTON INCHES EDINBURGH POCKET BAROMETER - 1 3/4 INCH DIAMETER

$110.1555.08