Description from Suntup Website

The signed limited edition of The World Doesn’t End by Charles Simic is presented in two states: Lettered and Numbered. The editions measure 6” x 9” and feature four full color images by Wendy Mark. Both editions are signed by Charles Simic and Wendy Mark.

The Lettered edition is limited to 26 copies and is a full Goatskin binding. Endsheets are Italian Bertini paper and the edition is printed letterpress with two colors throughout on mouldmade Zerkall. The clamshell enclosure is covered in Japanese cloth with velvet floors. The edition is signed by Charles Simic and Wendy Mark.

This book was departure from the rights system which had been in effect until this release. Buying this book was completely optional. Rights transferred to Seed.

Also check the only other state of the book:

Numbered