Dip Pens usually are not cartridge fed like fineliners and brush pens. Alternatively, you dip them into a bottle of ink and re-dip as soon as the ink runs out. This system is more akin to the categories of pen and ink drawing performed by artists with the previous. https://josueyoznc.tkzblog.com/35409235/5-easy-facts-about-ink-pen-drawing-techniques-described