When your straight strains are high-quality, you'll be able to proceed to another approach for shading your pen and ink drawing i.e. the crow quill procedure. Here I have briefly summarised a few hatching techniques in your case. Additionally, you will uncover sample images on the techniques in use. https://inkdrawingforbeginners43210.blogscribble.com/35080150/helping-the-others-realize-the-advantages-of-how-to-draw-with-ink-pens