Edward F. de Lancey to Frederic Edwin Church, Beirut, April 27, 1868 (David C. Huntington Archives, Olana)
Edward F. de Lancey to Frederic Edwin Church, Paris, July 13, 1868 (David C. Huntington Archives, Olana)
Frederic Edwin Church to William H. Osborn, Berchtesgaden, Germany, July 29, 1868 (David C. Huntington Archives, Olana)
Sanford Robinson Gifford to Elihu Gifford, Rome, October 19, 1868 (transcript of a handwritten copy by David Huntington, Olana State Historic Site)
Frederic Edwin Church to William H. Osborn, Rome, November 4, 1868 (David C. Huntington Archives, Olana)
Frederic Edwin Church to William H. Osborn, Rome, November 16, 1868 (David C. Huntington Archives, Olana)
Frederic Edwin Church to Martin Johnson Heade, Rome, November 16, 1868 (Archives of American Art)
Frederic Edwin Church to Edward de Lancey, Hudson, New York, November 23, 1868 (Geneva, New York, Historical Society; transcript, David C. Huntington Archives, Olana)
Edward F. de Lancey to Frederic Edwin Church, New York, December 27, 1868 (David C. Huntington Archives, Olana)
"Fine Arts. Our Artists Abroad," New York Evening Post, December 31, 1868, p. 2
David C. Huntington, Frederic Edwin Church, 1826-1900: Painter of the Adamic New World Myth, Ph.D. dissertation, Yale University, New Haven, Connecticut, 1960, p. 183
John Davis, The Landscape of Belief: Encountering the Holy Land in Nineteenth-Century American Art and Culture, Princeton, New Jersey, 1996, pp. 176-77, illustrated p. 178
John Paul Driscoll, All That Is Glorious Around Us, Ithaca, New York, 1997, pp. 46-47
Gerald L. Carr, “Frederic Edwin Church and Italy,” The Italian Presence in American Art, 1860-1920, New York, 1992, pp. 27-28
Gerald L. Carr, Frederic Edwin Church: Catalogue Raisonné of Works of Art at Olana State Historic Site, vol. 1, Cambridge, England and New York, 1994, pp. 365, 366
Geoff Gehman, "Beautiful Views of Beautiful Beliefs: Romanticized Images of Nature and Life Reflected in Hudson River School Paintings," The Morning Call, Allentown, Pennsylvania, October 13, 2002, n.p.
Edward J. Sozanski, "Art: 'American Scenery: Different Views in Hudson River School Painting' on display at Reading Public Museum," The Philadelphia Inquirer, March 20, 2011, n.p.