Signed and/or dedicated copies of A New Map of Wonders are available directly from the author.
At £10 for the hardback or £5 for the paperback, they come with a special first edition postcard.
To one go here. Note: when making payment please be sure to write your contact e mail and your address in the notes section. There will be an additional charge for postage which will depend on where you are and how quickly you want to receive a copy.