"Pietro Gisleri" is an exciting adventure from the famous writer Crawford F. Marion, which transports readers to the ancient city of Rome. The main character, a young Englishman, unexpectedly finds himself in the midst of Italian intrigues and conspiracies that constantly threaten his life. Brave Pietro decides to uncover a mysterious criminal group hiding in the city, helping the police and using his mental acuity. Will he be able to save himself and others from danger? This book is full of intrigue, mystery and incredible twists and turns that will keep the reader on the edge of their seat until the last page."