english: I had to draw every character by hand on quadrille graph paper -- there were four weights of Bell Centennial — pixel by pixel, then encode them raster line by raster line for the keyboard.
non_english: Ik moest elke letter met de hand tekenen op millimeterpapier -- Bell Centennial had vier diktes -- pixel per pixel, daarna coderen, rasterlijn per rasterlijn voor het toetsenbord.