- $200.00 Antique Vintage - K.&D. NO.9 GENERATOR - Cast Iron Electric Motor
- $135.00 Old 1890s Hand Crank Magnet Motor - Scientific Magneto Tool on Wood & Dated
- $491.12 Antique Wimshurst Machine Philip Harris Birmingham C1920 & Jar A/F Read Descrip
- $45.00 Antique SIKES Hydrometer Set PASORELLI & RAPKIN 46 Hatton Garden London
- $160.00 Antique Vintage Electric Voltmeter Ornate Rare Ac Meter
- $35.00 Vintage General Electric Ampere Type R-6 In Cast Iron Case
- $180.00 Uranium glass geissler tube early 900'
- $399.00 Cutaway Engine, Sectioned Engine 2 stroke, Stationary Engine, Display Engine
- $649.00 Cutaway Engine, Sectioned Engine 2 stroke, Stationary Engine, Display Engine
- $34.99 Weston 4440 DMM 3.5dig Multimeter + ArtekManuals OSM, FREE Shipping
- $18.65 UNILAB TICKER TIMER Event Marker 2 Volt AC
- $273.54 fine 18th century antique bronze sundial.
- $34.95 Antique Sike's Patent Farrow & Jackson Brass Hyrdometer - As Is Read Description
- $292.30 Ebulliometro Malligand Measuring Grade Alcohol Wine Brass Antique 1900
- $75.00 Antique 1928 Roller Smith Company Direct Reading Ohmmeter wooden case (RARE)
- $49.99 Antique Weston Electric D.C. AMMETER Model 45 Serial# 24220 - Nice
- $341.92 Vintage Carl Zeiss of Jena - Monocular Brass Microscope - circa 1930s, Cased
- $2500.00 Original Early 1900’s Trippensee Planetarium Detroit Michigan Serial #11446
- $68.38 Magnifier [ Thread Counter ] Microscope [ 18th Century ] Screw Barrel { Brass }
- $149.95 CRC Micro Sieve 125 250 500 1000 Micron Mesh with Brass Frame Lid And Base
- $37.29 antique iris diaphragm opticians
- $1450.00 =RARE 1920-30's Rand McNally, Chicago Terrestrial Globe on Wooden ART DECO Stand
- $14.99 Antique Handbook of Chemistry & Physics Leather Book History Art Decor Book
- $27.35 Shocking Coil [ Induction Coil ] Wooden Base { Continental Style } Tin hand cups
- $15.00 VERY LIMITED EDITION Ca. 1890s OTTO SLIDE VALVE GAS ENGINE WORKS PA CATALOG
- $95.00 Scientific Instrument Antique H20
- $17.00 Antique Central Scientific Company Weight Box Small Made In Germany
- $425.00 Gaertner Scientific Inertia Apparatus (1920's-1930's)
- $200.00 Antique Spanish Dip Dowsing Divining
- $130.00 Antique 19th C. French Irrigateur Dr. Eguisier With Napoleon III Award Plaque
- $59.99 Antique VERY RARE 1903 One FACILE JR. Babcock Test Outfit Milk Cream Tester
- $225.00 Improved Robertson-Thompson Steam Engine Indicator w/ Box - Vintage
- $19.40 25g Food grade 99% Pure Neotame Powder Sweetener sugar-free sugar substitute
- $199.99 VINTAGE DIETZGEN INDUSTRIAL GRADE WOOD TRIPOD FOR SURVEYING
- $30.00 Human Pathology Microscope Slides (N)
- $59.99 Antique Copper Steam Generator Science Equipment Central Scientific Co Cenco
- $125.00 RARE Antique Robbins & Myers Co 1/3 HP Electric Motor No. 67103 68 lbs
- $49.99 DC Millivolt Meter Wood Case Antique Brown Instrument Philadelphia PA. VTG RARE
- $169.11 Ebulliometro Measuring Grade Alcohol Wine Brass Vintage 1953 With Warranty
- $79.99 Rare Vtg Towaco TSA-2F Electronics Telegraph Signal Analyzer With Case
- $864.13 Fine Antique Cary-Gould Type Box Mounted Microscope. Circa 1820
- $299.00 ANTIQUE PRIMITIVE 1830 WOODEN ROLLER DOUBLE ELECTRIC SWITCH VOLTA ERA
- $88.89 Antique/Vintage Knife Switch Slate & Copper Panel Steampunk Frankenstein Large
- $59.99 1900's Vintage Antique Adam's Secondary Generator Wesco Supply Edison Tesla Era
- $59.49 ANTIQUE RAILROAD 1904 ROLLER-SMITH CO. DIRECT READING BOND TESTER in WOODEN CASE
- $45.00 Bubonic Plague Lung of Guinea Pig Microscope Slide by C. Baker
- $15.00 Antique Small Pocket Compass Working 3/4" Diameter
- $148.95 VTG c.1890s Hand Crank Magneto Electric Shock Machine - Electrical Antique
- $2800.00 Antique Brass 1908 Trippensee Planetarium w/Original Storage Case Complete/Works
- $9.62 Needle Schumann Merula SK-451 / SK-451D Brown SK 4, 5 Snow White Coffin / NSM
- $34.81 Microscope [ Live Cell ] Compressorium [ Brass ] Oxidised Brass Screw Top
- $292.19 Vintage Carl Zeiss of Jena Germany - Monocular Microscope - circa 1950s, Cased
- $649.00 1890's Edison General Electric Ampere Meter. Base only.
- $85.00 antique early electric bee hive wooden buzzer
- $150.00 Antique Turn of the Century Scientific Radiometer on Wooden Stand SUN SPINNER
- $19.99 Antique 1908 EDISON BSCO Primary Battery Jar Ceramic Cover Lid Top Stoneware
- $236.24 Pair of vintage Scientific instrument magnifying glass stands. optical 40cm tall
- $40.00 Rare Antique Hohmann & Maurer Mercury Column Gauge Catch-All Cover
- $80.82 Vintage Industrial Yarn Torsion Balance Machine, 500 Denier, L.OERTLING, England
- $73.36 Antique Coddington Loupe magnifying Glass Magnifier Brass Sliver Plate Jeweller
- $90.00 antique early electric automatic drop relay for alarms and bells
- $25.99 Vintage Sterling No 31A 1916 Pocket Voltmeter w Box Hearing Aid Voltmeter
- $16.15 Vintage old stock small compass circa.1930s COM2
- $24.89 Antique Thermometer San Francisco Lab TAG USA Chemical 1830571
- $28.75 Demagnetizer analogis demag / clay head demagnetizer *NEW*
- $45.00 Labradorite Petrographic Microscope Slide by Charles S. Boyer
- $49.88 Antique Copper Steam Generator or Paraffin Distillery by Central Scientific Co
- $4500.00 1860's Frederick J. Cox Vertical Induction Coil w/Electrodes & Cabinet * Works
- $99.99 Vintage JH BUNNELL Co Telegraph Sounder & Key With Alphabet Listing
- $155.42 Medical [ Georgian ] Bone Saw { Hand or Foot Saw } Original Handle [ Rosewood ]
- $31.07 Antique Vintage BRASS Protractor 3.5 in dia Very Good Cond DRAWING INSTRUMENT
- $119.00 Master Electric Co. Chicago. Scientific Lab equipment, vacuum leak detector
- $2137.50 ANTIQUE ORIGINAL 1908 JAMES MACKENZIE EARLY INK POLYGRAPH MACHINE MUSEUM QUALITY
- $145.00 Vintage Tube Radio Resonant Dip General Radio 224 Wavemeter Test Set Wave Meter
- $341.92 Antique W. Watson & Sons Ltd - Standard MkI Model Brass Microscope c1917, Cased
- $304.62 19thC Gentleman's FINE Pocket Folding Saw / Hacksaw Surgeons Amputation Set ?
- $235.00 Vintage Blown Glass Cloche Dome Bell Jar Science Apothecary Dome HEAVY 17" Tall
- $19.95 Vintage 1920s Sterling Pocket Voltmeter with Original Box~ Hearing Aid Voltmeter
- $250.00 Antique The MacLagan Rheostat Switch Control 0 - 100 Volts Rare
- $2500.00 Antique 1890 Powerhouse Dynamo Switch T.H.E. Co., Lynn, Massachusetts
- $145.00 Antique SIKES Hydrometer Set. BUSS # 28915 Hatton, London Elegant Box, Matching
- $125.00 Antique Babcock Official Tester Centrifuge Cream Milk Separator Dairy Farm.
- $95.00 Vintage Rare Brass Two Tap Gas Burner Unusual Bunsen With Pilot Laboratory Tool
- $74.60 Antique Military Trough Compass in Bakelite Style Case By J.M.G & Sons Ltd
- $31.08 Spherometer [ Optics ] Screw Thread Spherometer { C1930 } Brass [ Lens Measure ]
- $310.84 Cenco Gyro 74730 Demo Unit
- $73.98 Antique Brass Hand Microtome for Microscope Thin Sample Preparation
- $24.87 ANTIQUE FRENCH MAP MEASURER / OPISOMETER - WORKING ORDER 3
- $211.37 Small spyglass telescope, early 19th c.
- $49.72 A 19th century brass cased directional pocket compass, floating dial face, lid
- $287.65 Antique E. Lennie Edinburgh Brass Microscope circa 1890s w/ Wood Case
- $12.42 Antique Microscope slide Bog Tick Balsam 1929 #4
- $59.00 Near Antiq Rochester manufacturing HumidiTherm B34
- $2499.99 Original Antique Trippensee Planetarium, Orrery, Working circa 1915
- $45.00 Human Tuberculosis of Lymphatic Gland Pathology Microscope Slide by Moeller
- $1150.00 *EARLY* Induction Ammeter (ca. 1890s)
- $45.00 Human Fibrotic Miliary Tuberculosis of Spleen Pathology Microscope Slide
- $125.00 General Radio Precision Wavemeter Type 224 w Huge Variable Capacitor - Weston
- $215.00 The Standard Electric Time Co. Cycle Counter 1043 Type AC-1 Timing Device
- $299.99 Rare American Antique 1920's Art Deco Cameron Medical Surgical Cautery Machine.