Irving's journals were edited by W. P. Trent and G. S. Hellman (3 vol., 1919, repr. 1970); The Western Journals (1944) by J. F. McDermott. See also his life and letters by P. M. Irving (4 vol., 1864; repr. 1967); biographies by S. T. Williams (2 vol., 1935; repr. 1971), C. D. Warner (1981), and A. Burstein (2007); studies by W. L. Hedges (1965, repr. 1980) and J. Rubin-Dorsky (1988).
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