1066 and all that by [have to look it up, 2 profs]
Good bye to all that
I Claudius, and Claudius the God
Declarations of War
The Hitchhikers Guide through the Galaxy, and the other four volumes of the trilogy [!]
Evelyn Waugh's trilogy about World War II
All of Tom Sharpe
A Good Man in Africa, and Stars and Bars
Kim
Treasure Island
Scouting for Boys
Starship Troopers
[list not ranked]
A note about Kim and Treasure Island: I think they are wrongly judged as books for young people; the older I get the more poetry and insight I find in them.

Wilfried