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What is the "special green paper" that shows the magnetic field they are using?
by po 15y ago
What is the "special green paper" that shows the magnetic field they are using?
- carey 15y agoSearching for "magnetic field paper" leads me to http://www.grand-illusions.com/acatalog/Magnetic_Field_Paper.html http://www.grand-illusions.com/acatalog/Magnetic_Field_Paper... .