Tenth annual report of the board of regents of the Smithsonian Institution : showing the operations, expenditures, and condition of the institution, up to January 1, 1856 : proceedings of the board up to March 22, 1856 .— : A.O.P. Nicholson Printer, 1856 .— 428 с. — Lang: eng .— URL: https://rucont.ru/efd/108207 (дата обращения: 26.11.2025)