Title: Once an Eagle
Content:  Once an Eagle is a 1968 war novel by American author Anton Myrer. The novel takes place between the 1910s and 1960s, and covers many of the United States' military involvements during that period. Once an Eagle tells the story of Sam Damon, career Army officer, from his initial enlistment as a private to his rise to general officer rank. Damon is an honorable soldier who rises in rank by success in field command, and cares for the welfare of his troops. His career is contrasted with that of another soldier, Courtney Massengale, who has no honor, no concern for his troops, and 
Title: Once an Eagle
Content: Hebert, Thomas W. Once An Eagle: A Reader's Companion. O-A-E Enterprises, 2006. ISBN: 0-61-518709-9. ; Hebert, Thomas W. Once An Eagle: Notes on Once An Eagle. O-A-E Enterprises, 2008. 
Title: Once an Eagle
Content:  General H. Norman Schwarzkopf described Once an Eagle as "[a] classic novel of war and warriors. Sam Damon doesn't preach, he lives his values and they are universal, not only military." In 1997 the United States Army War College Foundation published an edition with a foreword by General John William Vessey, Jr. which read "It has been over thirty years since Anton Myrer, a former Marine enlisted man, began the exhaustive and painstaking research that produced this classic novel of soldiers and soldiering. Once an Eagle ranks with Red Badge of Courage and All Quiet on the Western Front as time tested epics of war and warriors. The spirit, the 
Title: Once an Eagle (miniseries)
Content:  Once An Eagle is a 1976 nine-hour American television miniseries directed by Richard Michaels and E.W. Swackhamer. The picture was written by Peter S. Fischer and based on the 1968 Anton Myrer novel of the same name. The first and last installments of the seven-part series were each two-hour broadcasts, while the interim episodes were 60 minutes. The mini-series concerns the thirty year careers of two military men, from the outbreak of World War I to the aftermath of World War II.
Title: Once an Eagle (miniseries)
Content:  Once An Eagle was the second of four story subseries of the NBC anthology series Best Sellers; it was preceded by Captains and the Kings, and followed by Seventh Avenue and The Rhineman Exchange. Anton Myrer's book, on which the series is based, is a military novel written in the United States. The novel is noted for its stark descriptions of men in combat and in its analysis of human and technical challenges and the moral dilemmas of command. It is one of only two novels on the US Army's recommended reading list for Officer Professional Development; the other is The Killer Angels by Michael Shaara. A coincidental element to both novels is that Sam Elliott had a starring role in the film adaptation of each one, playing a US Army general officer.
Title: Once an Eagle
Content:  in rank through staff positions by cunning and political connections. As the two rise in the ranks together, they frequently clash in their views. A No. 1 New York Times Bestseller, Once an Eagle has been a favorite of American military men and women since its writing. The book appears on the Commandant's required reading list for all Staff Sergeants and Gunnery Sergeants in the United States Marine Corps, and frequently serves as a text for cadets in leadership classes at West Point. A television miniseries based on the book was aired on NBC in 1976, with actor Sam Elliott portraying Sam Damon.
Title: Or Even Eagle Flew
Content:  Or Even Eagle Flew is a novella by Harry Turtledove. It was published on February 9, 2021 in ebook format and in trade paperback two days later. The title of the book is derived from John Gillespie Magee Jr.'s iconic Battle of Britain poem "High Flight".
Title: Once an Eagle
Content:  In 1976, NBC created a nine-hour American television miniseries, likewise titled Once An Eagle, based on the book and directed by Richard Michaels and E.W. Swackhamer. It aired as part of NBC's Best Sellers anthology series. The miniseries was written by Peter S. Fischer and starred Sam Elliott as Damon, with Cliff Potts portraying Courtney Massengale. The first and last installments of the seven-part series broadcast two hours each, while the interim episodes each broadcast for 60 minutes. The mini-series concerns the thirty year careers of two military men, from the outbreak of World War I to the aftermath of World War II.
Title: Anton Myrer
Content:  Anton Olmstead Myrer (November 3, 1922 &ndash; January 19, 1996) was a United States Marine Corps veteran and a best-selling author of American war novels that accurately and sensitively depict the lives of United States Army officers while in combat and in peace time. His 1968 novel, Once An Eagle, written at the peak of the Vietnam War, is required reading for all Marines and is frequently used in leadership training at West Point. The novel, considered a classic of military literature and a guide to honorable conduct in the profession of arms, has been compared favorably to Leo Tolstoy's magnum opus War and Peace. Eight years after publication, Once an Eagle was made into a television mini-series starring Sam 
Title: The Eagle Has Flown
Content:  The Eagle Has Flown is a book by Jack Higgins, first published in 1991. It is a quasi-sequel to The Eagle Has Landed.

Question: Who is the author of Once An Eagle?
Answer: Anton Myrer.
Anton Olmstead Myrer.