October.—Down the Ohio to Louisville, where he meets his two sons, one of whom he had not seen for five years; thence to St. Francisville, Bayou Sara, where he joins his wife, from whom he had been absent nearly three years.
1830
January 1.—Starts with his wife for Europe, first visiting New Orleans, Louisville, Cincinnati, Baltimore, and Washington, where he meets the President, Andrew Jackson, and is befriended by Edward Everett, who becomes one of his first American subscribers.
April 1.—Sails with Mrs. Audubon from New York for Liverpool. Settles in London; takes his seat in the Royal Society, to which he was elected on the 19th of March; resumes his painting, and in midsummer starts with his wife on a canvassing tour of the provincial towns; invites William Swainson to assist him in editing his letterpress, but a disagreement follows.
Changes his plans, and settles again in Edinburgh; meets William MacGillivray, who undertakes to assist him with his manuscript, and together they begin the first volume of the Ornithological Biography in October.
1831-1839
The Ornithological Biography, in five volumes, published at Edinburgh, and partly reissued in Philadelphia and Boston.
1831-1834
In America, exploring the North and South Atlantic coasts for birds.