To cover a horn and sew all the way around it.Start byu finding the center of your horn cap,Mark it there with a scratch awl.Mark the center and figure out the stitch line(diamiter of horn).Allow 1/2 " larger,cover the belly,put in your stiffiner,and glue your capon..Make up your wing piece and glue to to bottom of your belly piece,sew the horn all the way around and wrap your wings around the neck.Trim the cap down to where you want edge and rub