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.

* 1930 – Gandhi raises a lump of mud and salt and declares, " With this, I am shaking the foundations of the British Empire.

* 1930 – Manuel Neri, American artist

* 1930 – Michał Życzkowski, Polish technician ( d. 2006 )

* 1930 – Félix Guattari, French philosopher and theorist ( d. 1992 )

* 1930 – Gholamreza Takhti, Iranian wrestler ( d. 1968 )

* 1930 – Judge Joseph Force Crater steps into a taxi in New York and disappears never to be seen again.

* 1930 – Abbey Lincoln, American singer-songwriter and actress ( d. 2010 )

* 1930 – Betty Boop makes her cartoon debut in Dizzy Dishes.

* 1930 – Jacques Parizeau, Canadian economist and politician

* 1930 – Wilfried Hilker, German football referee

* 1930 – Don Ho, American singer and pianist ( d. 2007 )

* 1930 – Bernard Manning, English comedian ( d. 2007 )

* 1930 – Wilmer Mizell, American baseball player ( d. 1999 )

* 1930 – Vali Myers, Australian painter ( d. 2003 )

* 1930 – Cosima Wagner, Hungarian daughter of Franz Liszt and widow of Richard Wagner ( b. 1837 )

* 2012 – Jerry Lynch, American baseball player ( b. 1930 )

Iuliu Maniu ( 1873 – 1953 ) was prime minister with an agrarian cabinet from 1928 to 1930, but the Great Depression made proposed reforms impossible.

1930 ) vol 1 pp 1 – 146 covers many major thinkers down to 1800

* 1837 – Mary Harris Jones, American labor organizer ( d. 1930 )

* 1930 – Lionel Bart, English composer ( d. 1999 )

* 1930 – Pierre Bourdieu, French sociologist ( d. 2002 )

* 1930 – Julie Bovasso, American actress ( d. 1991 )

* 1930 – Bobby Blue Bland, American singer

* 1930 – Bobby Jones wins the U. S. Amateur Championship to complete the Grand Slam of golf.

* January 10 – Bobby Walker, Scottish footballer ( d. 1930 )

* Bobby Walker ( 1879 – 1930 ), early 20th-century Scottish international footballer

Norman was again in contention at the PGA Championship, showing remarkable consistency during all four majors in 1986, the likes of which had not been seen since Bobby Jones in 1930.

The term " Grand Slam " was first applied to Bobby Jones ' achievement of winning the four major golf events of 1930: The Open Championship, the U. S. Open, the U. S. Amateur and The Amateur Championship.

This victory was to be his last in his long career on the PGA Tour, and was described at the time by noted golf historian and writer Herbert Warren Wind as " nothing less than the most important accomplishment in golf since Bobby Jones ' Grand Slam in 1930 ".

His 1930 campaign was overshadowed by Bobby Jones ' Grand Slam, and Armour seems to have been overlooked.

By 1930 he was headlined in a J. C. Williamson production of The New Moon then as " Bobby Helpman, burlesque dancer " in Hugh D. McIntosh revues.

Many references to it can be found in the media of the period, including the Laurel and Hardy 1933 film Sons of the Desert, and Arthur Train's 1930 Wall Street Crash novel Paper Profits. Actor Kevin Spacey delivers the line in the film Beyond the Sea, in the song The Curtain Falls, when portraying the singer, Bobby Darin, concluding his stage act.

* Bobby Jones won the U. S. Open and U. S. Amateur as half of his historic Grand Slam in 1930.

* Bobby Jones: 9 – Open-1923, 1926, 1929, 1930 ; Amat-1924, 1925, 1927, 1928, 1930

In 1930, Bobby Jones returned to St Andrews seeking to win the British Amateur.

The inaugural winner of the award was golfer Bobby Jones, winner of 13 majors between 1923 and 1930.

* Bobby Banks ( born 1930 ), Australian rugby league player

Bobby Dodd was a quarterback for the Tennessee Volunteers football team from 1928 to 1930, playing under legendary coach Robert Neyland.

* Bobby Speight ( 1930 – 2007 ), American standout college basketball player

Bobby Frank Cherry ( June 20, 1930 – November 18, 2004 ) was an American white supremacist and Klansman who was convicted of murder in 2002 for his role in the 16th Street Baptist Church bombing in 1963.

Bobby Frank Cherry was born on June 20, 1930 in Mineral Springs, Alabama.

After winning the Masters and the U. S. Open to start the season, he remarked that if he could win the Open Championship and PGA Championship to finish the season, he would complete " a grand slam of his own " to rival Bobby Jones's 1930 feat.

Years later ( circa 1930, as Bobby Jones retired from golf at age 28, during the Great Depression ), Adele is trying to recover her family's lost fortune by holding a four-round, two-day exhibition match between Jones ( Joel Gretsch ) and Walter Hagen ( Bruce McGill ), the best golfers of the era, with a grand prize of $ 10, 000.

The most famous American winner of the competition was Bobby Jones, whose 1930 victory was part of his Grand Slam.

The Open at Hoylake was also the scene of the second leg of Bobby Jones ' historic Grand Slam in 1930.