Typewriters . In some typewriters , a typist would , for example , type a lowercase letter A with acute accent ( á ) by typing a lowercase letter A , backspace , and then the acute accent key .
In typewriters , a typist would , for example , type a lowercase letter `` a '' with acute accent ( á ) by typing a lowercase letter `` a '' then backspace , and then the acute accent key ( also known as overstrike ) .