Book excerpt: For the fourth volume of this series, Robert Sampson has selected more than fifty magazine series characters to illustrate the development of the character of the detective. Included here are both the amateur and professional detective, female investigators, deducting doctors, brilliant amateurs, and equally brilliant professional police. There are private detectives reflecting Holmes and hard-boiled cops from the parallel traditions of realism and melodramatic fantasy. Characters include Brady and Riordan, Terry Trimble, Glamorous Nan Russell, J. G. Reeder, plus many others.