January 31st (1930) was a Friday. It's the 30th day of the year (31st in leap years) in the Gregorian calendar. There are 335 days left to the end of the year.
Historical Events for 31st January, 1930
» 3M begins marketing Scotch Tape.
Famous Birthdays on January 31 in 1930
» Joakim Bonnier, Swedish race car driver (d. 1972)