The library was stored there for about a century and a half, in conditions that were not ideal for document preservation.
ðə lˈaɪbɹɛɹi wʌz stˈoːɹd ðɛɹ fɔːɹ ɐbˌaʊt ɐ sˈɛntʃɚɹi ænd ɐ hˈæf, ɪn kəndˈɪʃənz ðæt wɜː nˌɑːt aɪdˈiəl fɔːɹ dˈɑːkjuːmənt pɹˌɛzɚvˈeɪʃən.