Grantham Museum the first Curator and Founder, and 20th century additions included material about Sir Isaac Newton, Edith Smith and Margaret Thatcher. There is also material about the Dambusters Raid. The Museum hosts a variety of exhibitions during the year. The museum is currently managed by the Grantham Community Heritage Association (GCHA). This charity was formed in 2011 to take over the management of the museum from Lincolnshire County Council with a view to reopening the facility for the Queen's Jubilee in June 2012. In 2013, a few months before the death of Margaret Thatcher, the GCHA announced plans to raise funds
Lincolnshire Day Newton – scientist, Alfred Lord Tennyson - Poet Laureate, Baroness Thatcher – Prime Minister, Matthew Flinders – explorer, Joseph Banks – explorer and botanist, George Boole – mathematician, Tony Jacklin CBE – golfer, Dame Joan Plowright – actress and Jim Broadbent – actor. Lincolnshire Day is supported by county businesses and organisations including BBC Lincolnshire, Lincolnshire Co-operative, The Lincolnite, Lincolnshire Business, the Lincolnshire Echo, Lincolnshire Tourism, Lincoln Cathedral, Lincolnshire Life, Lincoln BIG, Tastes of Lincolnshire, Lincolnshire County Council, Shooting Star PR, POP Design and the Lincolnshire Sports Partnership. Lincolnshire Day Lincolnshire Day is celebrated every year on 1 October and