Seven talks on world resources and man's resourcefulness
6: Conservation-precept and practice by F. FRASER DARLING Vice-President and Director of Research,
Conservation Foundation
Produced by Rosemary Jellis
A booklet is available
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Seven talks on world resources and man's resourcefulness
6: Conservation-precept and practice by F. FRASER DARLING Vice-President and Director of Research,
Conservation Foundation
Produced by Rosemary Jellis
A booklet is available