This document discusses several principles of line including balance, proportion, repetition, dominance, contrast, harmony, variety, symbolic meaning, composition, and direction. Balance is demonstrated through symmetrical placement of stones and lines. Repetition is shown through curved lines that create a sense of perspective. Dominance is conveyed by the larger size and central positioning of one figure over others. Contrast is seen through differences in maturity, addition of black/white, and depth. Harmony exists between images that incorporate concepts like closure and symmetry. Variety is represented in natural structures having different tones, tints and curves. Symbolic meaning is interpreted through standardized symbols. Composition incorporates elements such as depth, organic shapes, perspectives, and volume. Direction is implied by