N'agbata afọ 1880 na 1935, Nahl bụ onye na-eme ihe ngosi n'ebe dị iche iche na California, a na-anabatakwa ihe osise ya ndị e ji mmanụ mee, ihe osise ya ndị e sere ese, ihe ndị o sere n'ọkụ, ihe ndị o sere ese (ọkachasị ihe ndị e sere ese, ihe ndị e sere ese, na ihe ndị e sere ese), ihe ndị o sere ese, na ihe ndị o sere n'elu mmiri. N'ime ọtụtụ ihe nrite ya bụ ọla nchara na Seattle's Alaska-Yukon-Pacific Exposition na 1909 maka eserese ya "The Silence". Na 1915 na Panama-Pacific International Exposition (PPIE)
, Nahl's "13th Labor of Hercules" lithographic poster nyere onyinye mbụ ma họrọ ya dị ka onyinyo gọọmentị, nke e gosipụtara na map, akwụkwọ mkpuchi na katalọgụ nke Ngosi ahụ, nke a na-akpọsa n'ụwa niile. Ihe onyonyo ahụ gosipụtara nwoke na-agba ọtọ na-agba ọtọ n'etiti ihe abụọ nke ala na-anọchi anya Culebra Cut na Canal Panama. Ọzọkwa na Ngosi ahụ, o nwetara ihe nrite ọla nchara maka "ọmụmụ ihe gbasara mmụọ" ya na mmanụ akpọrọ "Obi nkoropụ" na ọla ọcha maka eserese iri na atọ ya. N'afọ 1926, o nwetara ihe nrite site n'aka ndị California Society of Etchers.