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Sterling Pocket Ammeter No 23 Photo-Flash Battery Tester

$ 15.4 $ 9.24

1911 THOMAS A. EDISON BSCO PRIMARY BATTERY 6 3/4" PORCELAIN LID

$ 19.36 $ 11.61

vintage geometrical model Set Helix Made In England Wood&Plastic Missing 1

$ 42.68 $ 25.6

Collection of 10 Nebalia sp. (Small Crustacea) Microscope Slides

$ 44 $ 26.4

Human Nutmeg Liver Pathology Microscope Slide (1888)

$ 39.6 $ 23.76

Tycos Recording Thermometer Rockwell Manufacturing Co. Rochester NY Antique

$ 98.34 $ 59

Lot of Laboratory Equipment Science Biology--Supplies & A Zeiss Microscope

$ 59.79 $ 35.87

Human Dermatofibrosarcoma Protuberans Pathology Microscope Slide (1966)

$ 22 $ 13.2

RARE Antique Collectible Scientific Instrument—Calorimeter

$ 308 $ 184.8

TANGENT GALVANOMETER COMPASS TANGENTENBUSSOLE W.G.PYE & COMP / RARITY / ca 1900s

$ 219.12 $ 131.47

Brass Solar System Orrery Sun, Earth And Moon Fully Handmade with wooden base

$ 672.45 $ 403.47

Antique NOS WESTON Model 267 Analog Voltmeter Gauge - Steampunk

$ 44 $ 26.4

Central Scientific Co CENCO Galvanometer 82061 Guage Steampunk/5 available

$ 66 $ 39.6

Rare American Antique 1920's Art Deco Cameron Medical Surgical Cautery Machine.

$ 316.8 $ 190.08

antique WESTON 461 current transformer in wood case

$ 0 $ 0

3 Antique Edison Electric Light Parts Experimental Devices Science Projects

$ 52.75 $ 31.65

Antique Tool Goegraphical Curvimeter

$ 26.39 $ 15.83

20-antique ~TINY SCIENTIFIC old crafts SMALL GLASS VIALS or BOTTLES~ lapel vases

$ 10.51 $ 6.3

Antique 1800s Doctors Whale Oil lamp with Snake Handle Pewter tray lamp holder .

$ 52.8 $ 31.67

Antique Thomas A. Edison's No.4 Mimeograph A.B Dick Company Chicago & More

$ 35.2 $ 21.12

Antique Thomson Houston Scientific Instrument Wooden Box Paris France

$ 43.99 $ 26.39

Antique Oak Hoyt Electrical Instrument Works Voltmeter Parts Repair

$ 17.6 $ 10.56

Antique Bausch & Lomb Microscope - case condenser diaphragm mechanical stage

$ 220 $ 132

VINTAGE CAST IRON BUNSEN BURNER TRIPOD STAND

$ 20.19 $ 12.11

Geissler tube Argon Mercury Tube Light Eng. Spectral Tube. Vassar physics lab.

$ 21.95 $ 13.17

1800s Antique Thomas A. Edison's No.1 Mimeograph A.B Dick Company Chicago & More

$ 44 $ 26.4

c. 1715 Antique French Nicolas Bion Compass Direction Sundial

$ 1452 $ 871.2

Antique 19th Century Brass Graphometer Surveyor with Compass & Wood Stand

$ 527.98 $ 316.78

Microscope Slide: Injected Appendix

$ 4.4 $ 2.64

Central Scientific Chicago Apparatus Co Display Demo Electric Motor Antique Vtg

$ 197.99 $ 118.79

Antique Small Persian Astrolabe With 4 Engraved Disks 19th Early 20th.century.

$ 660 $ 396

Vintage Hand Spectroscope Optical Works Japan LAFAYETTE in Case with Manuel

$ 83.6 $ 50.16

Antique Newton & Co. Gyroscope of 3, Fleet Street, Temple Bar, London. (1893)

$ 563.19 $ 337.91