US$ 104.50
Used to demonstrate galvanic-cell principles
with pucks gliding nearly frictionless across a blue-graduated steel surface
spanning cell voltages up through high-tension supply outputs
Decade capacitance box stepping 0
Thirty-centimeter terrestrial globe mounted on a graduated meridian arc with accurate modern political boundaries
Aluminum Extrusion Optical Bench Glass Flasks_Boiling Flasks Used to demonstrate galvanic-cell principlesSolid aluminum 2 meter bench with double sided graduations, four riders, a 20,000 hour LED on a 12V supply, six 40mm lenses (+50 to +500 and 50 to 100mm), mirror, and graduated screens.