5 books in series

Salaisuus

Salaisuus is a 5-book series with 5 primary works first released in 1943 with contributions by Enid Blyton.

#1
The Mystery of the Burnt Cottage

#1 of 15 in The Five Find-Outers

1943 • 12 Readers • 216 pages 4.1

#6
The Mystery of the Spiteful Letters

#4 of 15 in The Five Find-Outers

1946 • 5 Readers • 227 pages 3.7

#7
The Mystery of the Invisible Thief

#8 of 15 in The Five Find-Outers

1950 • 6 Readers • 160 pages 4.5

#9
The Mystery of the Vanished Prince

#9 of 15 in The Five Find-Outers

1951 • 3 Readers • 180 pages 4.5

#10
Mystery of TallyHo Cottage

#12 of 15 in The Five Find-Outers

1954 • 1 Reader