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