Cain’s Jawbone – A Novel Problem
By Edward Powys Mathers
Can you solve Torquemada’s murder mystery - the world's most difficult literary puzzle?
Rewards for this book are not available.
Sold out!
$30
+ shipping
796 pledges
A Puzzle in a Box
The 100 pages of Cain's Jawbone unbound in a box
$90
+ shipping
139 pledges
Head to Head
2 x The 100 pages of Cain's Jawbone unbound in two boxes, (shipped to the same address) so you can compete with a friend.
$150
+ shipping
2 pledges
Tour of Shandy Hall
Your place on a guided tour of Shandy Hall, plus the 100 pages of Cain's Jawbone unbound in a box and your name in the supporters section.
Frequently Asked Questions
How long will it take for my book to get dispatched?
For books in stock we usually dispatch orders within a few working days. You will receive a dispatch email when your order is on the way.
Where can I get my book delivered to?
We have temporarily stopped taking orders for published books going to EU destinations due to BREXIT restrictions, but we deliver to most other countries worldwide. Enter your delivery address during checkout and we'll display the shipping cost when we know where to send your book. If your country does not appear on the list we are not currently taking orders to that destination.
If I buy an ebook, when will I receive this?
Ebook files are sent via email after checkout, or you can download them from your Unbound account.
Where can I buy a copy if there's none available through the Unbound website?
The book should be available to order from most bookshops, or you can support your local bookshop online by ordering from bookshop.org.