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History teachers -- Certification -- Washington (State) / https://id.loc.gov/authorities/subjects/sh85061256 https://id.loc.gov/authorities/subjects/sh99004931 https://id.loc.gov/authorities/names/n79027224-781 : Wynne, Sharon A.
History teachers -- Germany -- Correspondence. / https://id.loc.gov/authorities/subjects/sh85061256 https://id.loc.gov/authorities/names/n80125931-781 https://id.loc.gov/authorities/subjects/sh99001488
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History teachers -- Training of -- Canada. / https://id.loc.gov/authorities/subjects/sh85061256 https://id.loc.gov/authorities/subjects/sh00005618 https://id.loc.gov/authorities/names/n79007233-781