[AIP The 12th international winterschool on electronic properties of novel materials: progress in molecular nanostructures - Kirchberg, Tyrol, (Austria) (March 1998)] AIP Conference Proceedings - Fullerene radicals, electrochemistry and electron spin resonance: Part A: Anomalous rotational dependence of the ESR signals of single crystals of [C[sub 70]][I][(C[sub 6]H[sub 5])[sub 4]P][sub 2] Part B: Electrochemical and ESR characterization of mono-anionic radicals of four minor isomers of C[sub 84]: [84]C[sub 1], [84]C[sub s](V), [84]D[sub 2d](I) and [84]D[sub 2](III)