mˈʌnɹoʊ ɡˈeɪv ɹˈeɪdɪˌoʊ tˈɔːks ˌɔn wˈɜːld ᵻvˈɛnts fɚðə nˈuː zˈiːlənd nˈæʃənəl bɹˈɔːdkæstɪŋ sˈɜːvɪs ˌɛnbˌiːˈɛs, ænd ɹˈoʊt fɚðə nˈuː zˈiːlənd hˈɛɹəld, wˌɛɹ hiː wʌz ˈɛdɪɾɚ fɹʌm nˈaɪntiːnhˈʌndɹɪd fˈoːɹɾi tˈuː tə nˈaɪntiːnhˈʌndɹɪd fˈɪfti wˈʌn.
Munro gave radio talks on world events for the New Zealand National Broadcasting Service (NBS), and wrote for The New Zealand Herald, where he was editor from 1942 to 1951.