ɪt wʌz ˈɔːlsoʊ ɪn nˈaɪntiːnhˈʌndɹɪd θˈɜːɾi ˈeɪt ðæt hiː bɪɡˈæn tə pˈʌblɪʃ ɐ bˌaɪəɡɹˈæfɪkəl ˈɑːɹɾɪkəl ˌɔn bˈiː ɐ ˈeɪtʃ ˈɑː ᵻdʒˈɛktɪv jˈuː ˈɛl ˈɛl ˈɑː ˈeɪtʃ, fˈɑːloʊd baɪ ðə bˈɑːb ænd ˈæbdʌlbˈɑːhˈɑː, ænd lˈeɪɾɚ ðiːz wʊd ɛkspˈænd ˌɪntʊ bˈʊks.
It was also in 1938 that he began to publish a biographical article on Baháʼu'lláh, followed by the Báb and ʻAbdu'l-Bahá, and later these would expand into books.