Yartrough, H. A.Usage 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 HistoryH. A. Yartough worked for the United State Geological Survey.Related entitiesGeological Survey (U.S.) : Worked for USGS.TopicForm/GenrePersonal name
