STEAM ENGINE {Double Piston} MAMOD
Microscope Stage Clips
Microscope Eyepiece Shades {Binocular} Pair [Standard]
Wonderful Silver Magnifying Glass
Vintage Brass Protractor BK Elliott Pittsburgh Germany
Microscope Accessory: Tourmaline Cap
Microscope Slides by Flatters & Garnett
Ancient Soviet wooden abacus of the USSR 1925-30
220MM GEMSTONE WORLD GLOBE BRONZE STAND EARTH MAP
4 NOS Gmot CO2 Engines, All the Sizes
A Victorian pocket aneroid Barometer in Original Case
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Microscope Stage Clips
Microscope Stage Clips
wonderful Chinese old abacus and leather wood box
ANTIQUE BRASS SCALE DOCTOR SCALE
1908 Antique Kullmer Equatorial Star Finder - Astronomy
Tangent Galvanometer by Townson & Mercer
Fossil Insect in Amber
VERY RARE 4 CYLINDER ENGINE & CLUTCH INSTRUCTION MODEL
Signal Brass Telegraph Key, 3/8" Contacts
NOS Pop-Pop and Mystery Boats
50's? Vintage Crookes Focus Effect Tube, Working
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Microscope Stage Clips
Microscope Stage Clips
keep well rare rosewood abacus with beautiful box??
Excellent beautiful abacus with rosewood box
Chinese old contrivance abacus with drawing box
Scientific Glassware from the Pressler Factory
ANTIQUE PROPPER SCIENTIFIC GLASS COVER GLOBE BOWL HUGE
FINE c1880 POCKET BAROMETER COMPASS COMPENDIUM
Baby Pulse Ram Jet Engine
Pyrocon Pyrometer 0-400 degrees F
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Microscope Stage Clips
Microscope Stage Clips
Danger High Voltage Porcelain Enamel SIGN Vintage '50's
FINE c1880 POCKET BAROMETER COMPASS COMPENDIUM
Vintage Protractor KEUFFEL & ESSER Co NY 1276-6
Microscope Slide: Microphotograph, ???The Queen & Family"
VERY RARE & OLD 1 CYLINDER 4 CYCLE DEMONSTRATOR ENGINE
Microscope Case Key and Locking Tool [LOMO] Biolam
Pair of Jetex Scorpion Engines, Never Run
50's? Vintage Crookes Deflection Tube, Working
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