| Item code: | PS547; VCR2 | |||
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| First transmission date: | 1992 | |||
| Published: | 1992 | |||
| Rights Statement: | ||||
| Restrictions on use: | ||||
| Duration: | 02:00:00 | |||
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| Track listing: |
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| Producer: | Barrie Whatley | |||
| Publisher: | BBC Open University | |||
| Keyword(s): | Science | |||
| Master spool number: | DOU7219 | |||
| Production number: | DOU7219 | |||
| Available to public: | no | |||
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