Arabic Numeral Series 9 (Short 1981)
Arabic Numeral Series 0 (Short 1981)
Arabic Numeral Series 10 (Short 1981)
Arabic Numeral Series 14 (Short 1982)
Arabic Numeral Series 15 (Short 1982)
Arabic Numeral Series 1 (Short 1980)
Arabic Numeral Series 2 (Short 1980)
Arabic Numeral Series 3 (Short 1980)
Arabic Numeral Series 11 (Short 1981)
Arabic Numeral Series 12 (Short 1981)