Adrian Gilbert
Adrian Gilbert is a British author and historian who writes primarily about military history, especially the wars of the 20th century. He has also written non-fiction books for children and is known for works such as *The Orion Mystery* and *The Holy Kingdom*.[1][4][5][12]
military history
non-fiction
Sniper: The Skills, the Weapons, and the Experiences
Codes and Ciphers (Spy Files)
Spy School (Spy Files)
Secret Agents (Spy Files)
Top Technology (Spy Files)
The French Revolution (History Topics)
The Holy Kingdom: The Quest for the Real King Arthur by Adrian Geoffrey Gilbert (20-Jun-1905) Hardcover
Codes and Ciphers (Spy Files)
Spy School (Spy Files)
The Eighties (Look at Life in)
Secret Agents (Spy Files)
Top Technology (Qeb Spy Files)