Series

Trixie Belden

by Julie Campbell, Michael Koelsch

6 books in reading order

  1. #1 The Secret of the Mansion Julie Campbell · 1948
  2. #2 The Red Trailer Mystery Julie Campbell · 1950
  3. #3 The Gatehouse Mystery Julie Campbell · 1951
  4. #4 The Mysterious Visitor Julie Campbell, Michael Koelsch · 1954
  5. #5 The Mystery Off Glen Road Julie Campbell · 1956
  6. #6 Mystery in Arizona Julie Campbell · 1958

Also in the series

  1. Trixie Belden Julie Campbell · 1982
1 box set and collections
  1. Trixie Belden Boxed Set #1-#3 Julie Campbell · 2004