Here are entered works on schools offering special courses not available in the regular school curriculum and designed, often as an aid to school desegregation, to attract students on a voluntary basis from all parts of a school district without reference to the usual attendance zone rules.
Magnetic fields -- Experiments. / https://id.loc.gov/authorities/subjects/sh85079703 https://id.loc.gov/authorities/subjects/sh00005734
2003
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Magnetic fields -- Health aspects. / https://id.loc.gov/authorities/subjects/sh85079703 https://id.loc.gov/authorities/subjects/sh00005598 : Memari, A. R.
Magnetic fields -- Industrial applications -- Congresses. / https://id.loc.gov/authorities/subjects/sh85079703 https://id.loc.gov/authorities/subjects/sh00006117 https://id.loc.gov/authorities/subjects/sh99001533 : International Workshop on Materials Analysis and Processing in Magnetic Fields