1936: Eighteen lessons to teachers
19 documents
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April 8, 1936: Lessons to teachers: Lesson I -
April 11, 1936: Lessons to teachers: Lesson II -
April 13, 1936: Lessons to teachers: Lesson III -
April 15, 1936: Lessons to teachers: Lesson IV -
April 17, 1936: Notes taken during conversation -
April 25, 1936: Lessons to teachers: Lesson V -
May 1, 1936: Lessons to teachers: Lesson VI -
May 5, 1936: Lessons to teachers: Lesson VII -
May 7, 1936: Lessons to teachers: Lesson VIII -
May 10, 1936: Lessons to teachers: Lesson IX -
May 10, 1936: Lessons to teachers: Lesson X -
May 14, 1936: Lessons to teachers: Lesson XI