Poisoned Pen

Poisoned Pen, written by Arthur B. Reeve in the early 20th century, features twelve adventures of Professor Craig Kennedy, an American detective often likened to Sherlock Holmes. Alongside his reporter friend Walter Jameson, Kennedy employs contemporary scientific methods to solve crimes, showcasing the innovative technologies of his time. The title story highlights the use of special inks that change visibility, complicating a murder investigation. Reeve's work is notable for blending mystery with early scientific concepts, making it a unique contribution to the genre.