(From Swansea)
This is the first of four talks on scientific subjects, arranged for children during the period of the Christmas holidays. The second talk will be given on Friday, January 1, and there will be two more next week.
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(From Swansea)
This is the first of four talks on scientific subjects, arranged for children during the period of the Christmas holidays. The second talk will be given on Friday, January 1, and there will be two more next week.