How to use a perkins brailler?

To use a Perkins Brailler, start by placing a sheet of Braille paper into the device, ensuring it is aligned properly. Next, select the desired cell by pressing the appropriate keys corresponding to the Braille dots you want to create. For each character, press down the keys simultaneously to emboss the dots onto the paper. After writing, advance the paper using the lever to continue composing your text on the next line.