The 3x3 are the large text blocks - intended to use in 3x3 groups to form letters and numbers from the fragments in the range. There are 2x4 mosaics as well, separate from the Braille alphabet. These are symbols coming from legacy systems (such as the HP terminals and Kaypro CP/M machines).
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The 3x3 are the large text blocks - intended to use in 3x3 groups to form letters and numbers from the fragments in the range. There are 2x4 mosaics as well, separate from the Braille alphabet. These are symbols coming from legacy systems (such as the HP terminals and Kaypro CP/M machines).