There are a limited amount of ink ribbons in the game, so you must use them with caution. (old-games.com)
The save system uses ink ribbons to save your games on typewriters strewn throughout the mansion. (adventureclassicgaming.com)
The exhibition centers on a number of these typestracts — usually using red, blue and black ink ribbon, notable for their textual content from minimal word - poems to complex, onomatopoeic scores. (dreamideamachine.com)