The Secret Seven short story titled "The Secret of the Old Mill". It followed an earlier short story, "At Seaside Cottage", which introduced the leading characters Peter and Janet prior to the formation of the society. There followed a further five short stories and fifteen full-length books. The Secret Seven appeared in seven short stories by Blyton, including a mini-novella explaining how the society was formed. These were left uncollected until 1997, when all but "At Seaside Cottage" were published in a single volume by Hodder Children's Books under the title of "Secret Seven: Short Story Collection". Scamper – Janet and Peter's pet
The Mystery of the Invisible Thief would have been impossible for a man of the apparent size of the thief. A similar strategy to the one used in this book - a small man using larger shoes to appear bigger than he is- was used by Blyton's "Secret Seven" book, "Shock for the Secret Seven", although there the criminal was a dog-napper rather than a thief. The Mystery of the Invisible Thief The Mystery of the Invisible Thief is a novel written by Enid Blyton. It is the 8th in the popular "The Five Find-Outers" mystery series also known as the "Five Find-Outers and Dog". The