Refine your search
Estimate
Category
- Scientific Instruments (90)
- Collectables (43)
- Cameras & Camera Equipment (16)
- Models, Toys, Dolls & Games (11)
- Musical Instruments & Memorabilia (11)
- Taxidermy & Natural History (9)
- Watches & Watch accessories (9)
- Furniture (7)
- Metalware (6)
- Lighting (5)
- Salvage & Architectural Antiques (5)
- Arms, Armour & Militaria (4)
- Clocks (4)
- Barometers (2)
- Books & Periodicals (2)
- Greek, Roman, Egyptian & Other Antiquities (2)
- Jewellery (2)
- Silver & Silver-plated items (2)
- Stamps (2)
- Tools (2)
- Ceramics (1)
- Fine Art & Antiques (1)
- Glassware (1)
- Islamic Works of Art (1)
- Japanese Works of Art (1)
- Kitchenalia (1)
- Photographs (1)
- Prints (1)
- Wines & Spirits (1)
- List
- Grid
A subscription to the Price Guide is required to view results for auctions ten days or older. Click here for more information
A Tesla Coil (Primary and Secondary) Built by G.B. Schneeberger (1888-1971), Mid-20th Century. One
A Tesla Coil (Primary and Secondary) Built by G.B. Schneeberger (1888-1971), Mid-20th Century. One of the 40 tesla coils built by G.B. With a sui...
A Sixty-Turn Open Coil by Queen & Co., Philadelphia, ca. 1900. Capable of being rotated. Coil dimensions: h: 14 1/2 x dia: 1 3/4 in. H: 9 1/2 W...
An Experimental Electric Capacitor, Late 19th/Early 20th Century. Having 5 3/4 inch brass electrodes
An Experimental Electric Capacitor, Late 19th/Early 20th Century. Having 5 3/4 inch brass electrodes capable of variable separation and tilt movem...
A Holtz-Toepler Electrostatic Generator by Central Scientific Co., Chicago, Late 19th/Early 20th
A Holtz-Toepler Electrostatic Generator by Central Scientific Co., Chicago, Late 19th/Early 20th Century. Having a 12 inch movable plate and 14 in...
A Filar Suspension Electrical Measuring Device by James W. Queen & Co., ca. 1900. Possibly for
A Filar Suspension Electrical Measuring Device by James W. Queen & Co., ca. 1900. Possibly for measuring currents. Numbered 18. H: 18 W: 17 D:...
A Decorative Fragment of an Electrical Demonstration Device, Late 19th/Early 20th Century. Having
A Decorative Fragment of an Electrical Demonstration Device, Late 19th/Early 20th Century. Having adjustable feet. H: 13 W: 5 1/4 ins. Proceed...
A Group of Four Demonstration Electrostatic Induction Spheres, Late 19th Century. Two spheres with
A Group of Four Demonstration Electrostatic Induction Spheres, Late 19th Century. Two spheres with upper hole leading to the hollow interior to de...
A Model of a Watts Governor on a Max Kohl, A.G. Chemnitz, Instrument Stand, Late 19th/Early 20th
A Model of a Watts Governor on a Max Kohl, A.G. Chemnitz, Instrument Stand, Late 19th/Early 20th Century. Ball diameter: 1.04 inches. H: 13 1/2 ...
An Adjustable Spark Gap or Wireless Oscillator, Early 20th Century. For use with an induction coil
An Adjustable Spark Gap or Wireless Oscillator, Early 20th Century. For use with an induction coil as a transmitting station for wireless telegrap...
A Glass Electode PH Meter by Beckman, 20th Century. Model M, serial number 9476. Having instructions.Lacking a 947 and 832 vacuum tube, as well as...
An Electrostatic Induction Demonstration Cylinder, Late 19th Century. Having two pith ball supports.
An Electrostatic Induction Demonstration Cylinder, Late 19th Century. Having two pith ball supports. Cylinder dimensions: w: 14 1/2 x dia: 2 in. ...
An Electrostatic Induction Demonstration Cylinder by Knott, Boston, Late 19th Century. Having two
An Electrostatic Induction Demonstration Cylinder by Knott, Boston, Late 19th Century. Having two pith ball supports. Cylinder dimensions: w: 14 ...
An Experimental Electrostatic Capacitor by Max Kohl, A. G. Chemnitz, Late 19th/Early 20th Century.
An Experimental Electrostatic Capacitor by Max Kohl, A. G. Chemnitz, Late 19th/Early 20th Century. Coupled to a single-leaf electrometer. H: 9 1/2...
An Electric Egg, Late 19th Century. H: 11 D: 2.32 ins. Proceeds to benefit the Case Western Reserve University Dayton Miller Scholarship Fund....
A Winhurst Electrostatic Generator, Mid-20th Century. Plate dimensions: 9 3/4 in. Base dimensions:
A Winhurst Electrostatic Generator, Mid-20th Century. Plate dimensions: 9 3/4 in. Base dimensions: h: 16 1/2 x w: 6 in. H: 16 1/2 W: 6 ins. ...
A Quadrant Electrometer, Late 19th/Early 20th Century. H: 14 D: 5 1/2 ins. Proceeds to benefit
A Quadrant Electrometer, Late 19th/Early 20th Century. H: 14 D: 5 1/2 ins. Proceeds to benefit the Case Western Reserve University Dayton Mill...
A Cenco Synchronous Spark Timer with Power Cord by Central Scientific Co., Chicago, 20th Century.
A Cenco Synchronous Spark Timer with Power Cord by Central Scientific Co., Chicago, 20th Century. 115v, 60cy, and 120 sparks per second. H: 10 ...
An Astatic Galvanometer, Late 19th/Early 20th Century. H: 9 3/4 D: 7 1/4 ins. Proceeds to benefit the Case Western Reserve University Dayton M...
A Filar Suspended Galvanometer by M.E. Leeds and Co., Philadelphia, Late 19th Century. Having
A Filar Suspended Galvanometer by M.E. Leeds and Co., Philadelphia, Late 19th Century. Having adjustable feet. H: 18 W: 4 1/2 D: 8 ins. ......
A Filar Suspended D'Arsonoval Galvanometer, Late 19th/Early 20th Century. Tripod feet spaced: 7 in.
A Filar Suspended D'Arsonoval Galvanometer, Late 19th/Early 20th Century. Tripod feet spaced: 7 in. L: 3 1/2 W: 7 D: 4 ins. ...[more]
An Electric Light Source with Scale Holder and Cord by Hartmann and Braun, Frankfurt, Late 19th/
An Electric Light Source with Scale Holder and Cord by Hartmann and Braun, Frankfurt, Late 19th/Early 20th Century. Used with a reflecting galvano...
A Mirror Galvanometer, Late 19th/Early 20th Century. H: 28 W: 6 1/4 ins. Proceeds to benefit the Case Western Reserve University Dayton Mille...
An Einthoven Galvanometer, Wire Loop, Late 19th/Early 20th Century. H: 33 W: 3 3/4 D: 9 1/2 ins. Proceeds to benefit the Case Western Reserv...
A D'Arsonval Galvanometer by Queen & Co., ca. 1900. H: 10 3/8 W: 5 5/8 D: 4 ins. Proceeds to benefit the Case Western Reserve University Day...
A Laboratory Mirror Galvanometer by Rubicon Co., Early 20th Century. H: 7 W: 9 3/4 D: 7 1/4 ins. Proceeds to benefit the Case Western Reserv...
A Galvanometer by Rubicon Co., 20th Century. H: 7 3/8 W: 7 D: 10 ins. Proceeds to benefit the Case Western Reserve University Dayton Miller ...
A Wheatstone Bridge with Built-in Tangent Galvanometer by Electric MFG., Troy NY, ca. 1900s. H: 6 3/4 W: 8 3/4 D: 6 1/2 ins. Proceeds to benefit...
A Potentiometer with Built-in Galvanometer, 20th Century. Having provision for an external galvanometer. H: 11 W: 5 1/2 D: 4 1/4 ins. ...[...
A Large Mirror Galvanometer by General Electric, Early 20th Century. Numbered 248. H: 10 W: 14
A Large Mirror Galvanometer by General Electric, Early 20th Century. Numbered 248. H: 10 W: 14 D: 17 1/2 ins. Proceeds to benefit the Case W...
A Wheatstone Bridge by Thompson-Levering Co., Philadelphia PA, Early 20th Century. Numbered 613.
A Wheatstone Bridge by Thompson-Levering Co., Philadelphia PA, Early 20th Century. Numbered 613. Having built-in galvanometer with original print...
A Wheatstone Bridge with Built-in Tangent Galvanometer by Electric MFG Co., New York, Late 19th/
A Wheatstone Bridge with Built-in Tangent Galvanometer by Electric MFG Co., New York, Late 19th/Early 20th Century. H: 6 1/2 W: 8 7/8 D: 6 i...
A Insulation Testing Galvanometer with Instruction Card by Leeds & Northrup Co., Philadelphia,
A Insulation Testing Galvanometer with Instruction Card by Leeds & Northrup Co., Philadelphia, Patented October 1905. In oak case. H: 8 1/2 W: 8...
A D'Arsonval Galvanometer by Leeds & Northrup Co., Philadelphia, Early 20th Century. H: 9 D: 4 3/4
A D'Arsonval Galvanometer by Leeds & Northrup Co., Philadelphia, Early 20th Century. H: 9 D: 4 3/4 ins. Proceeds to benefit the Case Western R...
A D'Arsonval Galvanometer by Leeds & Northrup Co., Philadelphia, 20th Century. H: 8 1/2 D: 4 3/4
A D'Arsonval Galvanometer by Leeds & Northrup Co., Philadelphia, 20th Century. H: 8 1/2 D: 4 3/4 ins. Proceeds to benefit the Case Western Res...
A Galvanometer in Original Box by Leeds & Northrup Co., Philadelphia, Mid-20th Century. H: 4 3/4
A Galvanometer in Original Box by Leeds & Northrup Co., Philadelphia, Mid-20th Century. H: 4 3/4 W: 3 D: 4 ins. Proceeds to benefit the Case...
A Ballistic Galvanometer by Leeds & Northrup Co., Philadelphia, Early 20th Century. Serial number
A Ballistic Galvanometer by Leeds & Northrup Co., Philadelphia, Early 20th Century. Serial number 1597184. H: 4 W: 17 D: 10 ins. Proceeds to...
A Small Galvanometer by Leeds & Northrup Co., Philadelphia, 20th Century. H: 4 1/2 W: 3 3/4 D: 2
A Small Galvanometer by Leeds & Northrup Co., Philadelphia, 20th Century. H: 4 1/2 W: 3 3/4 D: 2 3/4 ins. Proceeds to benefit the Case Weste...
A Tangent Galvanometer by Ateliers Ruhmkorff-J. Carpentier, Paris, Late 19th Century. Serial number 283. Coil diameter: 17 in. H: 25 D: 17 ins...
A Current Indicator by Thomson-Houston Electric Co. for Brush Electric Co., Patented 8-22-1889.
A Current Indicator by Thomson-Houston Electric Co. for Brush Electric Co., Patented 8-22-1889. Serial number 4963. Capacity 40amp. H: 13 W: 9 ...
A Roller-Smith Co. Torsion Direct Reading Wattmeter (20-40amps), Late 19th/Early 20th Century. 150
A Roller-Smith Co. Torsion Direct Reading Wattmeter (20-40amps), Late 19th/Early 20th Century. 150 volts. Serial number 28932. H: 5 W: 8 D: 7...
A Westinghouse Single-phase Portable Watt Hour Meter, 20th Century. Calibrated at the factory on 1-
A Westinghouse Single-phase Portable Watt Hour Meter, 20th Century. Calibrated at the factory on 1-1-1926. Having printed instructions and calibr...
A Direct and Alternating Current Astatic Wattmeter by Hickok Electrical Instrument Co., Cleveland, Early 20th Century, Numbered 579. Scale reads t...
A Hickok Model 900 Volt Amp Wattmeter with Printed Instructions, Mid-20th Century. Serial number
A Hickok Model 900 Volt Amp Wattmeter with Printed Instructions, Mid-20th Century. Serial number 60242.Screws replaced. ...[more]
A Wattmeter by Weston Electrical Instrument Corp., Early 20th Century. Labeled DC and 25-1000
A Wattmeter by Weston Electrical Instrument Corp., Early 20th Century. Labeled DC and 25-1000 cycles. Max volts 400; max amps 7.5-3.75; rated amp...
A 'Pyrotest' Potentiometer by Technique Associates, Mid-20th Century. Used to measure thermocouple
A 'Pyrotest' Potentiometer by Technique Associates, Mid-20th Century. Used to measure thermocouple voltages and thus to measure temperatures with ...
A Potentiometer by Rubicon Co., Mid-20th Century. Serial number 100379. Used for accurate DC voltage
A Potentiometer by Rubicon Co., Mid-20th Century. Serial number 100379. Used for accurate DC voltage measurements by comparison with batteries of ...
A DC Milliammeter by Weston Electrical Instrument Co., Newark NJ, 20th Century. Scale reads 0-300
A DC Milliammeter by Weston Electrical Instrument Co., Newark NJ, 20th Century. Scale reads 0-300 milliamps. Serial number 39319 and dated Februar...
A Precision Laboratory Standard DC Volt Meter by Jewell Electrical Instrument Co., Chicago, 20th
A Precision Laboratory Standard DC Volt Meter by Jewell Electrical Instrument Co., Chicago, 20th Century. H: 4 1/4 W: 12 5/8 D: 12 ins. Pro...
A Portable DC Ammeter (0-15amps) by Jewell Electrical Instrument Co., Chicago, 20th Century. Serial number 1013. Tested in February 1928. H: 5 7/...
A DC Ammeter by Weston Electrical Instrument Co., Newark NJ, Model 45, 1919. Numbered 21176. Certified and signed by J.B. Dawden and E.S. Reibel....
A 0-15 DC Milliammeter by Jewell Electrical Instrument Co., Chicago, 20th Century. Having a performance report dated 4-3-1950. Numbered 1045. H: 4...
A Portable Direct-Current Milliammeter by Westinghouse, 20th Century. Serial number 2396568. H:
A Portable Direct-Current Milliammeter by Westinghouse, 20th Century. Serial number 2396568. H: 4 W: 8 D: 7 1/4 ins. Proceeds to benefit the...
A Direct-Reading Laboratory Standard Milli-Voltmeter by Weston Electrical Instrument Co., Newark NJ,
A Direct-Reading Laboratory Standard Milli-Voltmeter by Weston Electrical Instrument Co., Newark NJ, 1888-90. Numbered 854. Contains built-in ther...
A DC Voltmeter by Weston Electrical Instrument Co., Newark NJ, Model 45, 1921. Numbered 25625.
A DC Voltmeter by Weston Electrical Instrument Co., Newark NJ, Model 45, 1921. Numbered 25625. Certified by J.B. Dawden. In oak case. H: 8 W: ...
A Direct-Reading Voltmeter by Weston Electrical Instrument Co., Newark NJ, ca. 1888. Measure 0-150
A Direct-Reading Voltmeter by Weston Electrical Instrument Co., Newark NJ, ca. 1888. Measure 0-150 volts. Model number 541. H: 3 7/8 W: 7 3/8 ...
An AC Voltmeter with Mirror Scale by Weston Electrical Instrument Co., Newark NJ, Early 20th Century. Model number 430, serial number 1157. ...[m...
A 0-1amp AC Ammeter by Weston Electrical Instrument Co., Newark NJ, Late 19th/Early 20th Century.
A 0-1amp AC Ammeter by Weston Electrical Instrument Co., Newark NJ, Late 19th/Early 20th Century. Serial number 307. H: 3 1/8 W: 7 1/8 D: 7 ...
A 0-15 Amp AC Ammeter with Mirror Scale by Weston Electrical Instrument Co., Newark NJ, Patented
A 0-15 Amp AC Ammeter with Mirror Scale by Weston Electrical Instrument Co., Newark NJ, Patented 1898. Model number 155, serial number 17940. H: 6...
An AC Voltmeter by Hickok Electrical Instrument Co, Cleveland OH, Early 20th Century. Model number
An AC Voltmeter by Hickok Electrical Instrument Co, Cleveland OH, Early 20th Century. Model number 481, measuring 0-150/0-300 Volts. ...[more]
An AC Meter by Weston Electrical Instrument Co., Newark NJ, 20th Century. Scale reads 0-15amps.
An AC Meter by Weston Electrical Instrument Co., Newark NJ, 20th Century. Scale reads 0-15amps. Serial number 218. H: 3 1/8 W: 7 1/8 D: 7 i...
Loading...