All writings are used by permission of the authors.
“Hard Rock Returns to Prison from the Hospital for the Criminally Insane” is from THE ESSENTIAL ETHERIDGE KNIGHT, by Etheridge Knight, © 1986. All rights are controlled by the University of Pittsburgh Press, Pittsburgh, PA 15260. Used by permission of the University of Pittsburgh Press.
“Gravestone” image and front cover pylon image (© Caireen Burns 2006) are used by kind permission of the photographer.
The following images are public domain/copyright free:
From Old Books
http://www.fromoldbooks.org/
“In the Library of the University of Leyden, from a print dated 1610” is from William Andrew’s “Curiosities of the Church: Studies of Curious Customs, Services and Records.”
“Letter L from Alphabet after Serlio” is from Frank Chouteau Brown: “Letters & Lettering: A Treatise With 200 Examples” (1921)
“Drawing A Circle With A Compass” is from “A Textbook On Ornamental Design” (1901)
Images of American Political History:
http://teachpol.tcnj.edu/amer_pol_hist/
“First flight of Wright Brothers at Kitty Hawk” 17 December 1903 - J. T. Daniels, Surfman, USLSS.
“Boxer Rebellion" (1900) is from the National Archives and Records Administration.
"A Triple Execution at Juarez, Mexico" (1916) is from the National Archives and Records Administration.
“Gas Masks For Man And Horse” (circa 1917-18) is from the National Archives and Records Administration.
“Positively no beer sold to Indians.” (Birney, Montana, 1941) – Marion Post Walcott is from the Library Of Congress
From Nasa
Close-up view of an astronaut's footprint in the lunar soil photographed with a 70mm lunar surface camera during the Apollo 11 extravehicular activity on the moon (1969)
Schlieren photograph of T-38 shock waves at Mach 1.1, 13,000 feet (1993)
The Joshua Norton and Turin Shroud images are copy-right expired.