Books by Mildred A. Wirt
30 titles

The Hidden Staircase
Mildred A. Wirt
1930

The Secret of the Old Clock
Mildred A. Wirt
1930

The tower treasure
Mildred A. Wirt
1927

The Bungalow Mystery
Mildred A. Wirt
1930

The Deserted Yacht
Mildred A. Wirt
1932

The Mystery at Lilac Inn
Mildred A. Wirt
1930

The Secret of the Sundial
Mildred A. Wirt
1932
Nancy Drew files
Mildred A. Wirt
1991

The Secret at Shadow Ranch
Mildred A. Wirt
1931

Penny Nichols and the Black Imp
Mildred A. Wirt
1936

The Moonstone Castle mystery
Mildred A. Wirt
1963

The secret of the old mill
Mildred A. Wirt
1927

The House on the Cliff
Mildred A. Wirt
1927

Penny Nichols and the Mystery of the Lost Key
Mildred A. Wirt
1936

Ghost Beyond the Gate
Mildred A. Wirt
1943

The Vanishing Houseboat
Mildred A. Wirt
1939

The secret of the old clock / The hidden staircase
Mildred A. Wirt
1959

Framed
Mildred A. Wirt
2005

Nancy's Mysterious Letter
Mildred A. Wirt
1932

Penny Nichols Finds a Clue
Mildred A. Wirt
1936

The Missing Formula
Mildred A. Wirt
1932

The mystery at the ski jump
Mildred A. Wirt
1952

The clue of the broken locket
Mildred A. Wirt
1934

Hunting for Hidden Gold
Mildred A. Wirt
1920

The Shore Road Mystery
Mildred A. Wirt
1928

The clue of the velvet mask
Mildred A. Wirt
1953

The Missing Chums
Mildred A. Wirt
1928

Nancy Drew Starter Set (Nancy Drew)
Mildred A. Wirt
2007

The Secret Pact
Mildred A. Wirt
1941

The secret of Red Gate Farm
Mildred A. Wirt
1931
