* 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.

Aalto's early experiments with wood and his move away from a purist modernism would be tested in built form with the commission to design Villa Mairea ( 1939 ) in Noormarkku, the luxury home of the young industrialist couple Harry and Maire Gullichsen.

Examples of this style of film include It's a Wonderful World ( 1939 ), The Shop Around the Corner ( 1940 ), Sabrina ( 1954 ), Annie Hall ( 1977 ), When Harry Met Sally ... ( 1989 ), Pretty Woman ( 1990 ), and Four Weddings and a Funeral ( 1994 ).

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

Reynolds went on to arguably even greater achievements as a coach, a position to which he was first appointed, jointly with Harry Hunter, in 1939 ( this was while Reynolds was still a player ).

Sir Harold ( Harry ) Walter Kroto, FRS ( born 7 October 1939 as Harold Walter Krotoschiner ), is a British chemist and one of the three recipients to share the 1996 Nobel Prize in Chemistry with Robert Curl and Richard Smalley.

After that, Harry supervised the production of several more anti-German films, including Confessions of a Nazi Spy ( 1939 ), The Sea Hawk ( 1940 ), which made King Phillip II an equivalent of Hitler, Sergeant York, and You're In The Army Now ( 1941 ).

* James Harry Covington ( 1863 – 1939 ), American jurist and politician

Further highlights of this period included Tom, Dick, and Harry, a 1941 comedy in which she dreams of marrying three different men ; I'll Be Seeing You, with Joseph Cotten ; La Cava's 5th Avenue Girl ( 1939 ), where she played an out-of-work girl sucked into the lives of a wealthy family ; and especially the sharp and highly successful comedies: Bachelor Mother ( 1939 ), with David Niven, in which she played Polly Parrish, a shop girl who is falsely thought to have abandoned her baby ; and Billy Wilder's first Hollywood feature film: The Major and the Minor ( 1942 ), in which she played a woman who masquerades as a 12-year-old to get a cheap train ticket and finds herself obliged to continue the ruse for an extended period.

* c. 1939: Ed Lewis, Buck Clayton, Shad Collins, Harry Edison, Earle Warren, Buddy Tate, Benny Morton, Dicky Wells, Freddie Green.

* Sir Harry Oakes, 1st Baronet, of Nassau, in the Bahama Islands ( 1939 ), extant

Ford's controversial personnel director, Harry Bennett, built the famous " Pagoda House " on West River in 1939.

* Harry James Carpenter 1939 – 1955

Harry A. Slattery was the administrator of REA from 1939 – 1944.

* Harry, Lord Monchesney in The Family Reunion ( T S Eliot ), Westminster Theatre March 1939

Harry " Pittsburgh Phil " Strauss and Martin " Buggsy " Goldstein were put on trial for the September 4, 1939, strangulation murder of bookmaker Irving " Puggy " Feinstein, whose body was set on fire and left in a vacant lot after Feinstein had been strangled.

Cerdan then ran a streak of 47 wins in a row between that first bout and January 4, 1939, when he lost for the first time, to Harry Craster by a disqualification in five rounds in London.

This was opposed within the CPGB by Harry Pollitt and J. R. Campbell, the editor of the Daily Worker, and both were relieved of their duties in October 1939.

In March 1939 Arnold was appointed to head the Air Board by Secretary of War Harry Woodring, to recommend doctrine and organization of Army airpower to the Chief of Staff.

Stevens was born Harry Ray Ragsdale on January 24, 1939, in Clarkdale, Georgia.

Federal WPA administrator Harry Hopkins claimed an internal investigation of the agency refuted all but two of Stokes ' charges, but Stokes was awarded the Pulitzer Prize for Reporting in 1939 for his investigation.

Harry Christopher " Skip " Caray, Jr. ( August 12, 1939 – August 3, 2008 ) was an American sportscaster, best known for his long career as a radio and television play-by-play announcer for the Atlanta Braves of Major League Baseball.

Harry Mason Reid ( born December 2, 1939 ) is the senior United States Senator from Nevada, serving since 1987.

In August 1939, Secretary of War Harry H. Woodring and Acting Chief of Staff of the Army George C. Marshall moved their offices into the Munitions Building, a temporary structure built on the National Mall during World War I.