Alba Arango

• The Statue of Anubis
• Danger in Dublin
• Jeopardy in Geneva
• Problems in Prague
• The Magic Sapphire
• The Miner's Gold
• Case of the Sleepwalking Vampire
• Decoders in the Magic Sapphire
• JJ Bennett
• Last Stand in London
• Secret of the Lady Ghost : (the Decoders)
• The Decoders in the Magic Sapphire