haʊˈɛvɚ, ðɪ ˈɜːli vˈɜːʒənz ʌvðə slˈɛd wɜː lˈaɪkli tˈɛstᵻd ˌɔn stˈoʊks hˈɪl, wˌɪtʃ lˈɛd tʊ ˈælən fˈaɪn tˈuːnɪŋ hɪz ɪnvˈɛnʃən.
However, the early versions of the sled were likely tested on Stokes Hill, which led to Allen fine tuning his invention.