But invisible ink drawings can be done using the pen and ink method     Just added a cople of sketches for what they are worth feel free to dump them as soon as something better comes along     Pens Section   The assessments that fountain pens are disliked among artists and that technical pens are the standard in cartooning are both patently false Most graphic novels and comics have always been drawn in ink with a brush or with an artists fountain pen Technical pens though popularized by Crumb who mainly used fountain pens are a minority Somebody please do the necessary research to corroborate this and fix it