In the public domain, at least in parts of the world.

Spears of the Dawn Art Pack

These African-inspired artworks were created for the tabletop RPG Spears of the Dawn.

http://rpg.drivethrustuff.com/product/110838/Spears-of-the-Dawn-Art-Pack

And the pack for an adventure: http://rpg.drivethrustuff.com/product/113884/The-House-of-Bone-and-Amber-Art-Pack

Split by artist on Open Game Art here.

Another benefit of OGA is that you don’t have to register to download them, and you can see previews.

Work

Licensing Public domain

Genre Fantasy

Grouping Art