63 Published BooksLionel Derrick
Lionel Derrick is the house name, or pseudonym, for Mark K. Roberts and Chet Cummingham while writing the Penetrator series for Pinnacle Books. Roberts wrote the odd books and Cummingham the even ones.
Lionel Derrick is the house name, or pseudonym, for Mark K. Roberts and Chet Cummingham while writing the Penetrator series for Pinnacle Books. Roberts wrote the odd books and Cummingham the even ones.
