ðə fˈɜːst ʌv ðiːz wˈɜːks ɪz ɛntˈaɪɚli lˈɔst, ænd ˈoʊnli twˈɛnti fˈaɪv ʌvðə sˈɛvənti ɔːɹ sˈɛvənti tˈuː bˈʊks ʌvðə kəlˈɛkʃənz sɚvˈaɪv.
The first of these works is entirely lost, and only 25 of the 70 (or 72) books of the Collectiones survive.