Question: When were the first commercial Christmas cards sold in the city whose name the Times added to its masthead in 2012?

full_context: Document 1: The Times: On 26 July 2012, to coincide with the official start of the London 2012 Olympics and the issuing of a series of souvenir front covers, The Times added the suffix "of London" to its masthead.
Document 2: The Times: On 6 June 2005, The Times redesigned its Letters page, dropping the practice of printing correspondents' full postal addresses. Published letters were long regarded as one of the paper's key constituents. Author/solicitor David Green of Castle Morris Pembrokeshire has had more letters published on the main letters page than any other known contributor – 158 by 31 January 2008. According to its leading article, "From Our Own Correspondents", removal of full postal addresses was in order to fit more letters onto the page.
Document 3: Portrait of Captain Thomas Coram: Portrait of Captain Thomas Coram is a 1740 portrait of philanthropist Thomas Coram painted by William Hogarth. The portrait, which represents Hogarth’s highest achievement in direct portraiture, was not created as a commission and was instead donated to Coram's Foundling Hospital. The portrait is divided into two sections: The left side represents Coram's sea ventures, a major source of his wealth. The right side shows a curtain pulled over a mother figure with a child/
Document 4: Pub: Under the 1830 Act any householder who paid rates could apply, with a one-off payment of two guineas (roughly equal in value to £168 today), to sell beer or cider in his home (usually the front parlour) and even to brew his own on his premises. The permission did not extend to the sale of spirits and fortified wines, and any beer house discovered selling those items was closed down and the owner heavily fined. Beer houses were not permitted to open on Sundays. The beer was usually served in jugs or dispensed directly from tapped wooden barrels on a table in the corner of the room. Often profits were so high the owners were able to buy the house next door to live in, turning every room in their former home into bars and lounges for customers.
Document 5: The Times: The Times features news for the first half of the paper, the Opinion/Comment section begins after the first news section with world news normally following this. The business pages begin on the centre spread, and are followed by The Register, containing obituaries, Court & Social section, and related material. The sport section is at the end of the main paper. The Times current prices are £1.20 for the daily edition and £1.50 for the Saturday edition.
Document 6: 2012 Summer Olympics: The 2012 Summer Olympics, formally the Games of the XXX Olympiad and commonly known as London 2012, was an international multi-sport event that was held from 27 July to 12 August 2012 in London, United Kingdom. The first event, the group stage in women's football, began on 25 July at the Millennium Stadium in Cardiff, followed by the opening ceremonies on 27 July. 10,768 athletes from 204 National Olympic Committees (NOCs) participated.
Document 7: The Times: The Times is a British daily national newspaper based in London. It began in 1785 under the title The Daily Universal Register and became The Times on 1 January 1788. The Times and its sister paper The Sunday Times (founded in 1821) are published by Times Newspapers, since 1981 a subsidiary of News UK, itself wholly owned by the News Corp group headed by Rupert Murdoch. The Times and The Sunday Times do not share editorial staff, were founded independently and have only had common ownership since 1967.
Document 8: The Times: This 164-page monthly magazine is sold separately from the newspaper of record and is Britain's best-selling travel magazine. The first issue of The Sunday Times Travel Magazine was in 2003, and it includes news, features and insider guides.
Document 9: Christmas card: The next cards were commissioned by Sir Henry Cole and illustrated by John Callcott Horsley in London on 1st May 1843. The central picture showed three generations of a family raising a toast to the card's recipient: on either side were scenes of charity, with food and clothing being given to the poor. Allegedly the image of the family drinking wine together proved controversial, but the idea was shrewd: Cole had helped introduce the Penny Post three years earlier. Two batches totaling 2,050 cards were printed and sold that year for a shilling each.
Document 10: The Times: The Times is the originator of the widely used Times Roman typeface, originally developed by Stanley Morison of The Times in collaboration with the Monotype Corporation for its legibility in low-tech printing. In November 2006 The Times began printing headlines in a new font, Times Modern. The Times was printed in broadsheet format for 219 years, but switched to compact size in 2004 in an attempt to appeal more to younger readers and commuters using public transport. The Sunday Times remains a broadsheet.
Document 11: Antti Johannes Rantamaa: He is famous as the chaplain in the Finnish postcard depicting Christmas devotions said to have taken place in 1939 under enemy fire, causing it to cease.
Document 12: Christmas: The First Congregational Church of Rockford, Illinois, ``although of genuine Puritan stock '', was' preparing for a grand Christmas jubilee ', a news correspondent reported in 1864. By 1860, fourteen states including several from New England had adopted Christmas as a legal holiday. In 1875, Louis Prang introduced the Christmas card to Americans. He has been called the`` father of the American Christmas card''. On June 28, 1870, Christmas was formally declared a United States federal holiday.
Document 13: Christmas card: The first recorded Christmas cards were sent by Michael Maier to James I of England and his son Henry Frederick, Prince of Wales in 1611. It was discovered in 1979 by Adam McLean in the Scottish Record Office. They incorporated Rosicrucian imagery, with the words of the greeting -- ``A greeting on the birthday of the Sacred King, to the most worshipful and energetic lord and most eminent James, King of Great Britain and Ireland, and Defender of the true faith, with a gesture of joyful celebration of the Birthday of the Lord, in most joyand fortune, we enter into the new auspicious year 1612 ''-- being laid out to form a rose.
Document 14: The Times: The Times and The Sunday Times have had an online presence since March 1999, originally at the-times.co.uk and sunday-times.co.uk, and later at timesonline.co.uk. There are now two websites: thetimes.co.uk is aimed at daily readers, and the thesundaytimes.co.uk site at providing weekly magazine-like content. There are also iPad and Android editions of both newspapers. Since July 2010, News UK has required readers who do not subscribe to the print edition to pay £2 per week to read The Times and The Sunday Times online.
Document 15: Christmas Kettle: A tradition on the ``kettle ''started in 1891, in San Francisco, by Salvation Army officer Captain Joseph McFee. Captain McFee, resolving to provide a free Christmas dinner to the poor of San Francisco, remembered a sight he saw in Liverpool, England. From his days as a sailor McFee remembered a large pot displayed on the Stage Landing, called`` Simpson's Pot.'' The pot took in donations put in by passersby. Taking this idea, McFee asked for permission from San Francisco city authorities to place a crab pot and tripod at the Oakland ferry landing. The kettle - and McFee's call of ``Keep the Pot Boiling! ''- drew in passengers and donations.
ground_truth: 1843
sub_queries: In 2012, The Times added what suffix to its masthead? Answer: of London
when were the first commercial christmas cards sold in of London Answer: 1843