Asger Jorn, Per Hovdenakk, Stine Høholt, Arken museum for moderne kunst (Ishøj, Denmark), Cobra Museum voor Moderne Kunst (Amstelveen, Netherlands) (2002). “Asger Jorn”
John Muir (2015). “John Muir’s Incredible Travel Memoirs: A Thousand-Mile Walk to the Gulf, My First Summer in the Sierra, The Mountains of California, Travels in Alaska, Steep Trails… (Illustrated): Adventure Memoirs & Wilderness Studies from the Naturalist, Environmental Philosopher and Early Advocate of Preservation of Wilderness, the Author of The Yosemite and Picturesque California”, p.38, e-artnow
"The History of Freedom in Antiquity". Lord Acton's opening statement of his speech on February 28, 1877; later quoted in "The History of Freedom and Other Essays" edited by John Neville Figgis and Reginald Vere Laurence, 1907.