ðɪ ɚɹˈɪdʒɪnəl mˈɛθəd jˈuːzɪŋ ɐ pˈæntəɡɹˌæf, wʌz ˌoʊvɚkˈɑːmplᵻkˌeɪɾᵻd, tˈaɪmkənsˈuːmɪŋ ænd, dˈuː tə ðə nˈʌmbɚɹ ʌv mˈuːvɪŋ pˈɑːɹts, ɪnˈækjʊɹət.
The original method using a pantograph, was overcomplicated, time-consuming and, due to the number of moving parts, inaccurate.