1: Two parabolic mirrors (burning mirrors) 2: Magnet gallows with cushion (belonging to magnet no. 3) 3: Horseshoe magnet (for magnetic gallows no. 2) 4: Horseshoe magnet 5: Magnet stone 6: Magnet stone 7: Simple horseshoe magnet with anchor 8: Small magnet stone 9: Declination pin 10: Small magnetic gallows 11: Magnetic stone 12: Two magnet stones