Since it is a 12 digit number, there are chances of mistakes in day to day life. However, ISO has introduced the check digit, using which one can identify the correctness of the ISIN number. The check digit helps in identifying the errors in previous 11 bits.
Helen Adams Keller (June 27, 1880 â June 1, 1968) was an American author, political activist, and lecturer.
Helen Herron Taft. Helen Nellie Taft was the wife of President William Howard Taft and First Lady of the United States from 1909 to 1913. During their marriage, she relished travel to Japan, China, and diplomatic missions around the world.