ɪt hˈæzbiːn kəndʒˈɛktʃɚd ðæt wɛn dʒɪjˈuːliˈɑːnoʊ di pˌɪɹfɹɐntʃˈɛskoʊ də mˈɛdɪsˌaɪ wʌz ˈæbət, fɹʌm wˈʌn θˈaʊzənd fˈaɪvhˈʌndɹɪd sˈɛvənti tə wˈʌn θˈaʊzənd fˈaɪvhˈʌndɹɪd ˈeɪɾi ˈeɪt, hiː bɹˈoʊk ˌʌp ðə lˈaɪbɹɛɹi tə plˈiːz kˈæθɹɪn də mˈɛdɪsˌaɪ, ænd ɪɾ ɪz vˈɛɹi lˈaɪkli ðæt ˈɔːl ɔːɹ mˈɛnɪəv ðə bˈʊks bɪkˌeɪm ðə pɹˈɑːpɚɾi ʌvðə kˈɪŋ.
It has been conjectured that when Giuliano di Pierfrancesco de' Medici was abbot, from 1570 to 1588, he broke up the library to please Catherine de' Medici, and it is very likely that all or many of the books became the property of the king.