Print a Portfolio - Lulu.com

This is a viable way to publish because there is absolutely no up front costs. This is a good way for a art product developer to realize a project with small capital outlay.
Print a Portfolio - Lulu.com:

"Example portfolios Put your best photos, paintings, or other artwork forward, with high-quality, easy-to-use publishing tools. You can make sure only the people you want have access. You can make it available for free download. You can quickly update presentations or art class assignments."