Come up with a slit in the feather with the idea on that flat conclude. This slit will go up to the hollow A part of the feather about ¼ inch. Later on this slit will draw up and hold some ink when dipped. Even though trying this artwork https://quillpenarttutorial21098.smblogsites.com/34264787/realistic-quill-pen-drawing-no-further-a-mystery