ɪn nˈaɪntiːnhˈʌndɹɪd sˈɛvənti wˈʌn dʒˈʌstɪs ɹˈɪtʃɚd blˈækbɜːn hˈɛld ðætðɪ ˈɔːɹdɪnənsᵻz ænd mˈaɪnɪŋ lˈiːsᵻz wɜː vˈælɪd ænd ðætðə jˈɑːlŋɡuː pˈiːpəl wɜː nˌɑːt ˈeɪbəl tʊ ɪstˈæblɪʃ ðɛɹ nˈeɪɾɪv tˈaɪɾəl æt kˈɑːmən lˈɔː.
In 1971 Justice Richard Blackburn held that the ordinances and mining leases were valid and that the Yolngu people were not able to establish their native title at common law.