Pen and Ink drawing is a simple yet beautiful artwork of drawing utilizing a dip or reservoir pen on a medium, usually a piece of paper. The Crow Quill will make the thinnest strains I do know of outside of a Rapidograph. It's a scratchy feel and permits excellent accuracy. https://jaredokgwm.full-design.com/the-basic-principles-of-ink-pen-drawing-techniques-78448398