Nobody Knows
Autumn 2012 (October)
If you are referring to 'The House of Silk' novel, it was published in November 2011.
Groosham Grange was written by Anthony Horowitz and first published in 1988.
The fourth book of the Gatekeeper series is called "Necropolis" by Anthony Horowitz. It continues the story of the battle between good and evil as the Gatekeepers work to prevent the Old Ones from returning to Earth.
Anthony Horowitz
Anthony Horowitz
stormbreaker
Anthony Horowitz isn't putting his books online for free, you have to buy the book to read it, or use a library for the book
Yes, there is going to be a fifth book in autumn 2012. Anthony Horowitz's response to a fan's question is 'it should be out next year', meaning a 2012 release. He has also stated that the book's (might be) called Death Portal
It matters, Anthony Horowitz tweeted "No Hollywood Interest, but you never know!"
Night Rise has 368 pages. The book is by Anthony Horowitz. It is a horror book about a young Native American boy.