21. I took a course titled " Primitive Art ." 22. His interest in African divinity sculptures, resulted to exhibitions between modern masters and primitive art . 23. Their preliminary versions used primitive art assets to allow them to focus on the game. 24. In 1978, Alfred A . Knopf published a book on primitive art from Rockefeller's collection. 25. This type of travel fed Mason s interest in primitive arts , bird watching, and tribal cultures. 26. The tag of primitive art was discounted because, today at least, " primitive " sounds pejorative. 27. Like Brazilian Paulo Fernandes, a dealer of primitive art who lived in a bamboo beach house. 28. In reaction to this experience, Schoonmaker switched gears and began taking a course in primitive art . 29. "` Primitive art 'has finally entered the Louvre ." 30. The origin of many primitive art pieces remains a major problem for museums and private collectors worldwide.