The dots are numbered as follows: left-hand dots, 1, 3, 5; right-hand, 2, 4, 6. For reading purposes the dots are arranged in cells corresponding to the base cell, each cell being a letter or contraction. In Grade II Braille, there are in all eighty-two word and letter signs. The letters of the alphabet are as follows:
Dot 1
represents the letter A; dots 1 and 3
the letter B; dots 1, 2
the letter C; dots 1, 2, 4
the letter D, and so on.