Nickles, John M (John Milton) 1859-1945Usage Conditions ApplyCloseUsage Conditions ApplyThe Smithsonian Institution Archives welcomes personal and educational use of its collections unless otherwise noted. For commercial uses, please contact photos@si.edu. Print Biographical HistoryJ. M. Nickles worked in the field of geology and paleontology in the early twentieth century. He worked with Ray S. Bassler in Ohio, 1909.Birth Date1859Death Date1945TopicForm/GenrePersonal name