The following is from a 1965 essay:
ð ə WORD_BOUNDARY f ɑ l oʊ ɪ ŋ WORD_BOUNDARY ɪ z WORD_BOUNDARY f ɹ ʌ m WORD_BOUNDARY ʌ WORD_BOUNDARY n aɪ n t iː n h ʌ n d ɹ ɪ d WORD_BOUNDARY s ɪ k s t i WORD_BOUNDARY f aɪ v WORD_BOUNDARY ɛ s eɪ WORD_BOUNDARY