Librarian's Selection
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8 Books Found

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Based on your description:

"A story of a girl and her friend, a boy who find a way into an abandoned castle only to discover some thieves hiding out there. This was the late 1950's or early 1960's."
September 27, 2026
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The Castle of Adventure
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The Castle of Adventure

Enid Blyton

1946
29 editions
The island of adventure / The castle of adventure / The valley of adventure
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The island of adventure / The castle of adventure / The valley of adventure

Enid Blyton

1987
4 editions
The Secret of Moon Castle
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The Secret of Moon Castle

Enid Blyton

1953
15 editions
The Secret of the Old Clock
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The Secret of the Old Clock

Leslie McFarlane

1930
41 editions
The secret of the old clock / The hidden staircase
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The secret of the old clock / The hidden staircase

Carolyn Keene

1959
4 editions
The Secret in the Old Attic
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The Secret in the Old Attic

Carolyn Keene

1972
1 edition
The Moon-Spinners
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The Moon-Spinners

Mary Stewart

2011
1 edition
The Mystery Series Collection 2
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The Mystery Series Collection 2

Enid Blyton

2022
1 edition
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