Braille characters are much larger than their printed equivalents , and the standard NUMBER@1 '' by NUMBER@2 '' -LRB- NUMBER@3 cm & times ; NUMBER@4 cm -RRB- page has room for only NUMBER@5 lines of NUMBER@6 characters .

Braille characters are much larger than their printed equivalents , and the standard NUMBER@1 '' by NUMBER@1 '' -LRB- NUMBER@3 cm & times ; NUMBER@3 cm -RRB- page has room for only NUMBER@5 lines of NUMBER@7 characters .
