Richard Welker Deluxe 850 Art Piece Puzzle Set - Wellhead, Interconnection, And Divine Intervention 850 Piece Modern Art Puzzle Set Includes Three Puzzles From Richard Welker's Mandala Paintings Set Includes Wellhead, Interconnection, And Divine Intervention. Each Puzzle Comes With An Art Poster Great Art Jigsaw Puzzles For Adults Each Puzzle Measures 17.75" x 24" When Complete Puzzle Pieces Are Made Of High Quality Black Chip Board