vintage China wooden abacus with drawing box
Antique Medical Bakelite STETHOSCOPE 1950 Moscow
S. Mordan & Co. London coin scale with weights ANTIQUE
Antique American Pewter Sundial, signed "WT", 41st lat
Huge signed Leyden jars for wimshurst machine
Wonderful Silver Magnifying Glass
Microscope [MEOPTA] + Case.
Microscope Stage Clips
Microscope Stage Clips
wonderful Chinese old abacus and leather wood box
ANTIQUE BRASS SCALE DOCTOR SCALE
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Catalogue of Physical Instruments L.E. Knott Company
ANTIQUE GOLD SCALE WITH CHRISTIAN BECKER GOLD WEIGHTS
Fisher Scientific Better Made Whimshurst Machine
Telescope Blunt & Son 1810 buy it $295.00
Wonderful Silver Magnifying Glass
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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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 Base Illuminator {Gillet & Sibert}
Microscope Stage Clips
Danger High Voltage Porcelain Enamel SIGN Vintage '50's
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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
Microscope Base Illuminator {Gillet & Sibert}
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
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