hˈɪldə ænd kˈɑːɹlz fɹˈɛndʃɪp wɪð fˈɛloʊ ˈɑːɹɾɪst ænd nɔːɹθwˈɛst skˈuːl fˈaʊndɚ mˈɑːɹk tˈoʊbi ˈɔːlsoʊ kəntɹˈɪbjuːɾᵻd ˈɪnfluːənsᵻz ɔnðə stˈaɪlz ænd sˈɪmbəlˌɪzəm ʃiː wʊd ɛksplˈoːɹ ɪn hɜː wˈɜːk, ɪŋklˈuːdɪŋ ˈiːstɚn kælˈɪɡɹəfi tɛknˈiːks.
Hilda and Carl's friendship with fellow artist and Northwest School founder Mark Tobey also contributed influences on the styles and symbolism she would explore in her work, including Eastern calligraphy techniques.