• State of Siege
• The Levanter
• Doctor Frigo
• The Light of Day
• The Ability to Kill
• Journey Into Fear
• Cause for Alarm
• Siege at the Villa Lipp
• Epitaph for a Spy
• The Schirmer Inheritance
• The Intercom Conspiracy
• Judgment on Deltchev
• Background to Danger
• The Care of Time
• Waiting for Orders
• Passage of Arms
• The Dark Frontier
• Topkapi