Books by Unknown Author
Secret of Red Gate Farm
2015
Nancy Drew 63
2005
The secret of the old clock / The hidden staircase
1998
Betrayed by love
1996
The Case of the Dangerous Solution
1995
Race Against Time
1982
The spider sapphire mystery
1968
The Secret of Shadow Ranch
2015
Nancy Drew 33
1974
Clue in the Diary
2015
Bungalow Mystery
2014
Nancy's mysterious letter
2015
Mystery at Lilac Inn
2014
Nancy Drew 59
2005
The ice cream scoop
2002
The e-mail mystery
1998
The Case of the Vanishing Veil (Nancy Drew)
1988
Buried Secrets
1987
The Kachina Doll Mystery
1986
Hidden Staircase
2014
Nancy Drew 26: the Clue of the Leaning Chimney
1993
Nancy Drew Starter Set
2007
Nancy Drew 57
2005
Lost in the Everglades (Nancy Drew: Girl Detective
2003
The triple hoax
1979
Intrigue at the Grand Opera
2003
Dance off
2013
Nancy Drew Starter Set
2012
Ski school sneak
2010
Double take
2010
The Halloween hoax
2009
Living ethics
2008
Case of the sneaky snowman
2007
Nancy Drew 60
2005
The case of capital intrigue
1998
The missing horse mystery
1998
Dare at the fair
1998
Loving and Losing
1996
Going Home
1996
The Mystery of the Brass-Bound Trunk/The Clue of the Velvet Mask
1995
Living Ethics
1995
The mystery of the 99 steps
1994
WINNING MOVES (The Macmillan Chess Library)
1992
GREEK SYM MYS ND60
1987
MYS WING LION ND65
1986
MYSTER IMAGE ND P
1984
Nancy Drew Sleuth Book
1978
Nancy Drew 28
1974
Nancy Drew 47
1974
The Secret of the Swiss Chalet
1973