Occasionally, the document examiner encounters a signature or writing that is believed to be a forgery but in reality was written by a blind or visually impaired individual. There are various features of blind writing that could initially be mistaken for a forgery, so it is understandable that this could occur.
Before the fountain pen began to be widely used in the late 1800s, writing was mainly done at a desk with a steel nib pen that constantly had to be dipped into an inkwell. The fountain pen, which was designed to carry its own ink supply, brought greater convenience and portability to the writing process.