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 )

Ratifications were exchanged in London on October 27, 1930, and the treaty went into effect on the same day.

Ratifications were exchanged in Prague on November 25, 1930.

In 1902 Sheffield steelmakers John Brown & Company exchanged shares and came to a working agreement with neighbouring company Thomas Firth & Sons, the companies continuing under their own management until they finally merged in 1930 Forming Firth Brown Ltd.

During 1930, it also exchanged assets with Cumberland Valley Telephone Company in Dauphin, Mifflin, and Cumberland Counties.

* 1930 – The United Kingdom, Japan and the United States sign the London Naval Treaty regulating submarine warfare and limiting shipbuilding.

* Frazer, Sir James George, Myths of the Origin of Fire, London: Macmillan, 1930.

The dispute dragged on until after Beatty's retirement, and a further naval disarmament treaty, ( the London Treaty of 1930 ) would limit the numbers of cruisers.

* 1934 – Japan renounces the Washington Naval Treaty of 1922 and the London Naval Treaty of 1930.

London, J. M. Dent & sons, ltd .; New York, E. P. Dutton & co., inc., 1930.

Alexander was then in February 1928 promoted to colonel ( backdated to 14 May 1926 ) and was the next month appointed Officer Commanding the Irish Guards Regimental District and 140th ( 4th London ) Infantry Brigade in the Territorial Army a post he held until January 1930, when he again returned to study, attending the Imperial Defence College for one year.

( 1930 ) The Wesleyan Movement in the Industrial Revolution, London: Longmans, Green.

* E. Denison Ross, The Tonyukuk Inscription, Being a Translation of Professor Vilhelm Thomsen's final Danish Rendering, Bulletin of the School of Oriental Studies, University of London, 1930.

In his fictionalised but autobiographical Memoirs of an Infantry Officer, published in 1930, Siegfried Sassoon's narrator ruminates from his hospital bed in Denmark Hill, London, in 1917 that " Even the screech and rumble of electric trams was a friendly sound ; trams meant safety ; the troops in the trenches thought about trams with affection.

* December 29 – Japan renounces the Washington Naval Treaty of 1922 and the London Naval Treaty of 1930.

He demonstrated a theatre television system, with a screen two feet by five feet ( 60 cm by 150 cm ), in 1930 at the London Coliseum, Berlin, Paris, and Stockholm.

( London, Unwin and Allen, 1930 ) ISBN 978-1-4375-0853-6

Having qualified in medicine by means of the Conjoint Diploma ( MRCS England, LRCP London ) in 1930 Bion spent seven years in psychotherapeutic training at the Tavistock Clinic, an experience he regarded, in retrospect, as having had some limitations.

In 1930 Shum resigned and the London Missionary Society agreed to urgent appeals from the school committee that the Rev.

Towards the end of his life, Holst wrote Choral Fantasia ( 1930 ), and he was commissioned by the BBC to write a piece for military band ; the resulting Hammersmith was a tribute to the place where he had spent most of his life, a musical expression of the London borough ( of Hammersmith ), which begins with an attempt to recreate the haunting sound of the River Thames sleepily flowing its way.

The prototype used the same principle as the Kryha cipher machine, having a plug-board, and was used by the Japanese Navy and Ministry of Foreign Affairs at negotiations for the London Naval Treaty in 1930.

Fournier on Typefounding, The Soncino Press, London 1930.

* 1930: London Naval Conference leading to the London Naval Treaty

* 1930 Fritz London explains van der Waals forces as due to the interacting fluctuating dipole moments between molecules

Sharp, Oxford University Press, London ( 1930 ); ( a more recent ed.

His London base was 26 Brunswick Square from 1930 to 1939, after which he rented 9 Arlington Park Mansions in Chiswick until at least 1961.

In 1930 Anderson made her European debut in a concert at Wigmore Hall in London where she was received enthusiastically.