* 1939 – 1945, the Second Battle of the Atlantic.

Subsequent formalizations were framed as attempts to define " effective calculability " or " effective method "; those formalizations included the Gödel – Herbrand – Kleene recursive functions of 1930, 1934 and 1935, Alonzo Church's lambda calculus of 1936, Emil Post's " Formulation 1 " of 1936, and Alan Turing's Turing machines of 1936 – 7 and 1939.

* 1890 – Anthony Fokker, Dutch aviation engineer ( d. 1939 )

* 1939 – André Ouellet, French-Canadian politician

* 1852 – Ferdinand von Lindemann, German mathematician ( d. 1939 )

* 1939 – Alan Ayckbourn, English writer

* 1939 – Johnny Raper, Australian rugby league footballer

* 1939 – The 1939-40 New York World's Fair opens.

* 1939 – NBC inaugurates its regularly scheduled television service in New York City, broadcasting President Franklin D. Roosevelt's N. Y. World's Fair opening day ceremonial address.

* 1939 – First flight of the turbojet-powered Heinkel He 178, the world's first jet aircraft.

* 1939 – William Least Heat-Moon, American author

* 1939 – Edward Patten, American singer-songwriter and producer ( Gladys Knight & the Pips ) ( d. 2005 )

* 1939 – Bulle Ogier, French actress

* 1939 – Romano Prodi, Italian politician and statesman

* 1939 – Hércules Brito Ruas, Brazilian footballer

* 1939 – Albert Einstein and Leó Szilárd write a letter to Franklin D. Roosevelt, urging him to begin the Manhattan Project to develop a nuclear weapon.

* 1939 – Benjamin Barber, American theorist

* 1939 – Wes Craven, American director

* 1939 – John W. Snow, American politician, 73rd United States Secretary of the Treasury

* 1984 – Marvin Gaye, American singer ( The Moonglows ) ( b. 1939 )

* 2001 – Trinh Cong Son, Vietnamese composer ( b. 1939 )

Eastern European theorists include Pyotr Stolypin ( 1862 – 1911 ) and Alexander Chayanov ( 1888 – 1939 ) in Russia ; Adolph Wagner ( 1835 – 1917 ), and Karl Oldenberg in Germany, and Bolesław Limanowski ( 1835 – 1935 ) in Poland.

His reputation grew in the USA following the critical reception of his design for the Finnish Pavilion at the 1939 New York World's Fair, described by Frank Lloyd Wright as a " work of genius ".

* 1939 – Frank Vincent, American actor

Early films, including those from the silent era, which feature the station include Traffic in Souls ( 1913 ), which starred Matt Moore ; The Yellow Passport ( 1916 ), starring Clara Kimball Young ; My Boy ( 1921 ), starring Jackie Coogan ; Frank Capra's The Strong Man ( 1926 ), starring Harry Langdon ; We Americans ( 1928 ), starring John Boles ; The Mating Call ( film ), 1928, co-starring Thomas Meighan and Renée Adorée ; Ellis Island ( 1936 ), starring Donald Cook ; Paddy O ' Day ( 1936 ), starring Jane Withers ; Gateway ( 1938 ), starring Don Ameche ; Exile Express ( 1939 ), which starred Anna Sten ; I, Jane Doe ( 1948 ), starring Ruth Hussey and Vera Ralston, and Gambling House ( 1951 ), starring Victor Mature

* 1883 – Frank Haller, American featherweight boxer ( d. 1939 )

Frank Baum's grave in one of the films, whose younger brother Harold Rosson photographed The Wizard of Oz ( 1939 ).

Deputy to Frank in Poland 1939 – 40.

This was followed by the title role in Young Mr. Lincoln ( 1939 ), his first collaboration with director John Ford, and that year he played Frank James in Jesse James ( 1939 ).

* 1935 – 1939 Frank Rattray Lillie

* 1939 – 1947 Frank Baldwin Jewett

* 1939: A History of American Magazines by Frank Luther Mott

Oz Before the Rainbow: L. Frank Baum's " The Wonderful Wizard of Oz " on Stage and Screen to 1939 ( 2000 ).

* Late 1930s – Hans von Ohain and Frank Whittle separately build pioneering gas turbine engines intended for aircraft propulsion, leading to the pioneering turbojet powered flights in 1939 Germany and 1941 England.

It's a Wonderful Life is an American Christmas drama film produced and directed by Frank Capra, that was based on the short story " The Greatest Gift ", written by Philip Van Doren Stern in 1939, and privately published by the author in 1945.

Further Judenräte were established on 18 November 1939, upon the orders of Hans Frank, head of the Generalgouvernment.

Since 1939 the Zamboni family has also operated Iceland, an ice skating rink with improvements patented by Frank Zamboni.

* Frank W. Cyr-Organized the United States ' first national standards conference for school transportation in 1939.

* Frank C. Osmers, Jr. ( 1907 – 77 ), represented New Jersey's 9th congressional district from 1939 – 1943 and 1951-1965.

* Frank Budd ( born 1939 ), wide receiver in the NFL for the Philadelphia Eagles and the Washington Redskins who once held the World Record in the 100 yard dash.

Former Township Committee member Frank Salvato, re-elected in 2008, served until his death in 2011 at the age of 98, having been first elected to the Committee in the 1938 and served as mayor in 1939, the township's youngest.

Hans Frank, 1939

In September 1939 Frank was assigned as Chief of Administration to Gerd von Rundstedt in the German military administration in occupied Poland.

From 26 October 1939, following the end of the invasion of Poland, Frank was assigned Governor-General of the occupied Polish territories ( Generalgouverneur für die besetzten polnischen Gebiete ), controlling the General Government, the area of Poland not directly incorporated into Germany ( roughly 90, 000 km² out of the 187, 000 km² Germany had gained ).

* Frank C. Osmers, Jr. ( 1907 – 1977 ), served on the Haworth Borough Council from 1930 – 1934 and as mayor in 1935 and 1936, before representing New Jersey's 9th congressional district from 1939 – 1943 and 1951-1965.