These are first-time free paleo books:
The Paleo Smoothies For The Working Woman Easy And Delicious Paleo
Recipes Volume 1 by Jessica Andrew
http://www.amazon.com/dp/B00A46DTHG
Paleo Lifestyle Magazine - Issue #4 - November 2012 by Paleo
Lifestyle Magazine
http://www.amazon.com/dp/B009XTT10E
These were also free in the past:
21 Day Paleolithic Diet Meal Plan: A Collection Of 63 Deliciously
Healthy Recipes (Eating Healthy Diet Foods) by Nicole Hayes
http://www.amazon.com/dp/B009VUA1FO
The Paleo Aficionado Dinner Recipe Cookbook (The Paleo Diet Meal
Recipe Cookbooks) by Amanda Matthew
http://www.amazon.com/dp/B009AIWNV2