The Mystery at _____ Inn
Vol. 4 (1930)
The Clue of the Broken ______
Vol. 11 (1934)
The ________ to Larkspur Lane
Vol. 10 (1933)
The Secret of Red ____ Farm
Vol. 6 (1931)
The Whispering ______
Vol. 14 (1937)
The ________ Mystery
Vol. 3 (1930)
The _______ in the Hollow Oak
Vol. 12 (1935)
Nancy’s Mysterious ______
Vol. 8 (1932)
The Clue in the _____
Vol. 7 (1932)
The Secret of ______ Ranch
Vol. 5 (1931)
The Mystery of the Ivory _____
Vol. 13 (1936)
The Haunted ______
Vol. 15 (1937)
The Hidden _________
Vol. 2 (1930)
The Secret of the Old _____
Vol. 1 (1930)
The Sign of the Twisted _______
Vol. 9 (1933)
Bridge
Bungalow
Candles
Charm
Clock
Diary
Gate
Letter
Lilac
Locket
Message
Password
Shadow
Staircase
Statue
Correct!
Incorrect
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