Title: In Principle, In Practice
Subjects: Museums, Educational aspects, Aims & objectives, General, Non-formal education, Organizations & institutions, Study & teaching, History, Edu003000, Cs.ed.edl_found, Professional, career & trade -> education -> educational foundations, General interests & hobbies -> reference -> reference, Professional, career & trade -> education -> aims & objectives, Physical & earth sciences -> physics -> general, Professional, career & trade -> education -> non-formal education, Professional, career & trade -> education -> organizations & institutions