Normal vision is 20/20. This means that the test subject sees the same line of letters at 20 feet that a normal person sees at 20 feet. 20/40 vision means that the test subject sees at 20 feet what a normal person sees at 40 feet.
Groucho (Julius Henry Marx) born Oct. 2, 1890, Zeppo (Herbert Marx) born Feb. 25, 1901, Harpo (Adolph Marx) born Nov. 23, 1888, Chico (Leonard Marx) born March 22, 1887 and Gummo (Milton Marx) born 1983. All blood brothers from Samuel Marx and Minnie Schoenberg. Thu Apr 11 15:52:59 CDT 2002.
The Marx Brothers were a family comedy act that was successful in vaudeville, on Broadway, and in motion pictures from 1905 to 1949. Five of the Marx Brothers' thirteen feature films were selected by the American Film Institute (AFI) as among the top 100 comedy films, with two of them (Duck Soup and A Night at the Opera) in the top twelve.