A truly wonderful book which has thrilled since its first appearance in 1975.
Although the author had been already writing for many years, The Eagle Has Landed established Jack Higgins as one of the great thriller writers of the modern day.
His is a style I absolutely love.
The film starring Michael Caine came out the following year.
The above is the paperback version I first read in the early 1980s.
As a bonus here is the original cover: