Pile of Kanban Cards Published on November 15, 2016 in Kanban Card DesignFull resolution (665 × 659) Pile of Kanban Cards illustration of a pile of kanban cards. This work by Christoph Roser at AllAboutLean.com is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License. Please credit the image as shown below. For digital documents and web pages please do include the links as shown below. Thank you.By Christoph Roser at AllAboutLean.com under the free CC-BY-SA 4.0 license.