Other subjects that interested Lombardi and were covered in his works include: Chicago Outfit Meyer Lansky The P2 conspiracy, Michele Sindona, Roberto Calvi World Finance Corporation Nugan Hand Ltd.
Andra ämnen som intresserade Lombardi och täcktes i hans arbeten omfattar: Chicago Outfit Meyer Lansky P2 konspiration , Michele Sindona, Roberto Calvi World Finance Corporation Nugan Hand Ltd.