Hayden, F.V. Eleventh annual report of the United States Geological and Geographical Survey of the territories, embracing Idaho and Wyoming : being a report of progress of the exploration for the year 1877 / by F.V. Hayden , conducted under the authority of the Secretary of the interior; F.V. Hayden .— : Government printing office, 1879 .— 877 с. — Lang: eng .— URL: https://rucont.ru/efd/123984 (дата обращения: 13.11.2025)