Incoming and outgoing professional correspondence, typed notes, and telegrams arranged chronologically. Mostly consists of motion picture companies buying Flint's scenarios or Flint working with publishers and editors for his short and serialized fiction. Includes some buisness for the Plotwrights and the Authors League of America.

Companies corresponding with Flint include the Vitagraphy Company of America, American Film Manufacturing Co., Kalem Company Incorporated, Biography Company, Universal Films, Overland Monthly, the Frank A Munsey Company, Willis and Inglis Motion Picture and Theatrical Enterprises, Robert H Davis Corporation, and Picture Plays Fiction Service for Authors Inc.

Also includes two letters to and from R.H. Davis concerning the editing of "The Nth. Man" and "The Blind Spot."