Draw structures in shadows with thicker strains, and structures in mild with thinner traces. Attempt it on your own: draw a circle, then go more than the bottom of it with a heavier line and straight away it gains volume and appears like a ball. With this in mind, https://inkpendrawingtechniques36050.timeblog.net/72691091/ink-drawing-for-beginners-things-to-know-before-you-buy