several hatchings such as cross lines and dots are used to represent the depth within this portrait. as seen in this image the darkness of an area is shown by doing a much more of a closer/tight hatchings.
Cross Beverly Red Ballpoint Pen With Extra Refills Gift Set
Cross Townsend Premium Value Blue Lacquer and Chrome Ballpoint Pen(AT0042DC-10) by Cross. $49.00. Cross Townsend Blue Lacquer & Chrome Ballpoint Pen. One of our most celebrated writing instruments, the Townsend ballpoint pen features a perfectly engineered wide-diameter barrel for a lifetime of smooth effortless writing. Presented in gift packaging, each Cross pen is a perfect solution for all of your gift giving needs.