Three-bank typewriters Certain models further reduced the number of keys and typebars by making each key perform three functions – each typebar could type three different characters. These little three-row machines were portable and could be used by journalists.
Three-bank typewriters Certain models further reduced the number of keys and typebars by making each key perform three functions – each typebar could type three different characters These little three-row machines were portable and could be used by journalists