Sacred-Geometry-Golden-Ratio-Spiral-of-Life-Nature-Fibonacci-Sunflower-whorl-Craft-Group-Weaving-CastleofCostaMesa.

Designer’s guide to the Golden Ratio / Fibonacci Sequence. This stuff is important for hierarchy and proportion in your design

Just Wonderful :-) <> Carl Kleiner: Golden Ratio and Friends "Golden Rectangle"

Art nerds and mathletes unite! Josh Smith's Golden Ratio is the perfect Tattly to show some love for the most aesthetic and harmonious of proportions.

Making Art with the Golden Ratio. At the website, the golden rectangle spiral is overlaid.