Books by Carolyn Keene

Cover of The Hidden Staircase

The Hidden Staircase

by Carolyn Keene

1930

Cover of The Secret of the Old Clock

The Secret of the Old Clock

by Carolyn Keene

1930

Cover of The Secret at Shadow Ranch

The Secret at Shadow Ranch

by Carolyn Keene

1931

Cover of The Bungalow Mystery

The Bungalow Mystery

by Carolyn Keene

1930

Cover of Nancy's Mysterious Letter

Nancy's Mysterious Letter

by Carolyn Keene

1932

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