Astoria is a history book published in 1836 by Washington Irving. The full title being Astoria: Or, Enterprise Beyond the Rocky Mountains.  The book was commissioned by John Jacob Astor as an official history of his company's expedition to Oregon in 1810-1812. The book became a bestseller in 1836 and at the time was required reading in some schools. For a sypsis of the accuracy of Irving's work, see the Edgeley W. Todd edition (1964).