wonderful Chinese old abacus and leather wood box
Walker's Cherub II Ship-Log and John E. Hand & Sons CO.
Antique Signal Electric Spark Coil Museum Quality
7 Medical Instruments- Glass Syringe & Needles(10 ml)
Wonderful Silver Magnifying Glass
METER [Mahogany Cased] Hot Wire [AMPERE]
STEAM ENGINE {Double Piston} MAMOD
Microscope Stage Clips
Microscope Stage Clips
Danger High Voltage Porcelain Enamel SIGN Vintage '50's
Vintage Brass Protractor BK Elliott Pittsburgh Germany
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Vintage Central Scientific Wood Case Resistor Shunt?
Antique Drafting Compass small for ink has Ivory Handle
Nnimaginable handmade huge rare bone carve seismograph
Huge signed Leyden jars for wimshurst machine
Vintage Small Electric Motor & Light Bulb
METER [Mahogany Cased] Becker Hatton Wall [AMPERE]
Microscope Stage Clips
Microscope Stage Clips
Microscope Eyepiece Shades {Binocular} Pair [Standard]
Wonderful Silver Magnifying Glass
1908 Antique Kullmer Equatorial Star Finder - Astronomy
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Antique Medical Bakelite STETHOSCOPE 1950 Moscow
S. Mordan & Co. London coin scale with weights ANTIQUE
Antique American Pewter Sundial, signed "WT", 41st lat
Wonderful Silver Magnifying Glass
Wonderful Silver Magnifying Glass
Microscope [MEOPTA] + Case.
Microscope Stage Clips
Vintage Central Scientific Co. Scale Weights
wonderful Chinese old abacus and leather wood box
ANTIQUE BRASS SCALE DOCTOR SCALE
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ANTIQUE GOLD SCALE WITH CHRISTIAN BECKER GOLD WEIGHTS
Fisher Scientific Better Made Whimshurst Machine
Telescope Blunt & Son 1810 buy it $295.00
Vintage Central Scientific Co. Scale Weights
ANTIQUE POCKET VOLTMETER FINE SILVER/PEWTER FINISH
Microscope [MOTIC] A1 Condition { SFC-3A }
Microscope Stage Clips
Microscope Stage Clips
keep well rare rosewood abacus with beautiful box??
Excellent beautiful abacus with rosewood box
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