This is a first-time free paleo book:
21 Easy Paleo Recipes by Donald Wessel
http://www.amazon.com/dp/B00A850NEK
This was also free in the past:
The Paleo Breakfast For The Working Woman Easy And Delicious Paleo
Recipes Volume 1 by Jessica Andrew
http://www.amazon.com/dp/B00A46DL9M