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 Keller was an American writer and speaker. She was born in Tuscumbia, Alabama in 1880. When she was nineteen months old she became sick and lost her eyesight and hearing. The doctor didn't know what it was, so he called it a congestion of the stomach and brain..