ðiːz wˈɜːks wɜː dᵻskɹˈaɪbd tuː "dɪdˈæktɪkli dˈɛmənstɹˌeɪt stɹˈʌktʃɚɹəl ænd fˈɪɡjɚɹətˌɪv tʃˈeɪndʒ ɪn mətˈɪɹiəl ænd ɐpˈɪɹəns."
These works were described to "didactically demonstrate structural and figurative change in material and appearance."