hiː ðˈɛn kəmpˈɛɹd ðə kˈaʊnts ænd wˈeɪts ʌv ɛkspˌɛɹɪmˈɛntəl sˈæmpəlz wɪð dəbɹˈiː fɹʌm tˈuː pɹˌiːhɪstˈɔːɹɪk wˈɜːkʃɑːp sˈaɪts ɪn wˈɛstɚn nˈɔːɹθ dɐkˈoʊɾə.
He then compared the counts and weights of experimental samples with debris from two prehistoric workshop sites in western North Dakota.