Recently on an episode of Billions you may have seen some great calligraphy. Even now the invitation was used in the scene to denote wealth and tradition. How was it made. Was it copperplate, engraving?
The speed of a line- I learned about the speed of the line during one of my first critiques classes at NCSA. It amazed me that it was possible to tell whether a drawn line was made quickly or slowly or with a combination of speeds.