- Edgar Ray Killen, a Mississippi Klansman long suspected of involvement in a notorious civil rights movement murder that were the subject of the movie Mississippi Burning. Killen was found guilty of manslaughter on June 21, 2005.
- Robert Byrd, senior senator in the United States Senate from West Virginia, though he had long since disavowed any connection with the Ku Klux Klan. 
- Henry P. Fry. The Modern Ku Klux Klan. ISBN 1110514743. http://books.google.com/books?id=i2wbgfXH3D4C&pg=PA47&lpg=PA47&dq=%22king+kleagle%22&source=bl&ots=kbiJkzXw-z&sig=APLpCxa5QOLfkUMY8jNDL5w3jQU&hl=en&ei=S-TdSuCYOYaj8Ab0n7Vf&sa=X&oi=book_result&ct=result&resnum=3&ved=0CBEQ6AEwAg#v=onepage&q=%22king%20kleagle%22&f=false. "The 'Kleagle' or field man makes his reports to the 'King Kleagle' only. All communications sent to or received by him from the headquarters come through ..."
- Pianin, Eric. "A Senator's Shame: Byrd, in His New Book, Again Confronts Early Ties to KKK", Washington Post, 2005-06-19, pp. A01. Retrieved on 2006-10-03. (English)
- "Ku Klux Klan To Work With Officers Here: Head of the Oregon Organization Tells Peace Authorities of Plans; Says Stories of Violence Unfounded". Portland Telegram. August 2, 1921. http://www.ohs.org/education/oregonhistory/historical_records/popupTrans.cfm?doc_ID=6BC64F73-1C23-B9D3-6844072A4F31B6AA. Retrieved 2009-10-20. "While stories were traveling over news wires yesterday telling of outside-of-the-law activities credited to the Ku Klux Klan in other parts of the United States, local peace officers met the head of the Oregon Klan and heard him declare that the klan stands for law and order. "Ninety-five per cent of the stories are false," insisted the King Kleagle, nameless officer at the head of the Ku Klux Klan in the state. City, county, and federal executives were in the group that met the King Kleagle and the Cyclops of Portland Klan No. 1. ... Although the King Kleagle said the organization intended to work with the regularly constituted authorities, he declared openly that in some matters where the law did not reach it would administer its own justice. "There are some cases, of course," he said. "In which we will have to take everything in our hands. Some crimes are not punishable under existing laws, but the criminals should be punished.""
- "Jersey Klan Head Sued by Ziegler Kin. Eloping Pastor's Parents Seek $1,596 Paid, They Say, to Avert Embezzlement Action. He Was Freed By Court. Couple Declare They Acted Without Advice. Minister and Wife Now in Virginia.". New York Times. 1926-03-13. http://select.nytimes.com/gst/abstract.html?res=F60B12FF3D5F17738DDDAA0994DB405B868EF1D3. Retrieved 2008-06-14. "Alleging that they paid $1,596.96 to Arthur H. Bell of Long Branch, King Kleagle of the Ku Klux Klan in New Jersey, to save their son, Roscoe Carl Ziegler, from prosecution on a charge of embezzling Klan funds, Mr. and Mrs. William E. Ziegler of Milford, Pa., filed suit today in the Court of Chancery here to recover the money."
- "Jersey King Kleagle Hurt by Auto". New York Times. September 9, 1922. http://query.nytimes.com/gst/abstract.html?res=9901E2D81039EF3ABC4153DFBF668389639EDE. Retrieved 2009-10-20. "King Kleagle of the Ku Klux Klan for the realm of New Jersey, is in the North Hudson Hospital in a critical condition from ..."