Question: What 1904 car was developed by a 1st Baronet and exhibited at the Paris Salon?

Context paragraphs:
Baron Howick of Glendale: Baron Howick of Glendale, of Howick in the County of Northumberland, is a title in the Peerage of the United Kingdom.  It was created in 1960 for Sir Evelyn Baring, the former Governor of Kenya.  A member of the famous Baring family, he was the third and youngest son of Evelyn Baring, 1st Earl of Cromer, and the great-grandson of Sir Francis Baring, 1st Baronet, the founder of Barings Bank.  Baring's uncle was Edward Baring, 1st Baron Revelstoke, the father of Maurice Baring, while other members of the family include Francis Baring, 1st Baron Northbrook, and Alexander Baring, 1st Baron Ashburton.  s of 2014 the title is held by the first Baron's son, the second Baron, who succeeded in 1973.  As a descendant of the first Earl of Cromer and Sir Francis Baring, 1st Baronet, he is in remainder to both the earldom of Cromer and its subsidiary titles and the Baring baronetcy of Larkbeer, titles held by his kinsmen the Earl of Cromer and the Baron Northbrook respectively.

Henry Royce: Sir Frederick Henry Royce, 1st Baronet, OBE (27 March 1863 – 22 April 1933) was an English engineer and car designer who, with Charles Rolls and Claude Johnson, founded the Rolls-Royce company.

Baron Jessel: Baron Jessel, of Westminster in the County of London, was a title in the Peerage of the United Kingdom.  It was created on 8 January 1924 for Sir Herbert Jessel, 1st Baronet, who had earlier represented St Pancras South in Parliament as a Liberal Unionist from 1896 to 1906 and as a Conservative from 1910 to 1918.  He had already been created a Baronet, of Westminster in the County of London, in the Baronetage of the United Kingdom 1917.  Jessel was the younger son of Sir George Jessel, Solicitor-General and Master of the Rolls, and the younger brother of Sir Charles Jessel, 1st Baronet, who was created a Baronet in 1883 in recognition of his father's services.  Lord Jessel was succeeded by his son, the second Baron, who served as a Deputy Speaker of the House of Lords from 1963 to 1977.  Both titles became extinct on his death on 13 June 1990.

Rolls-Royce 15 hp: The Rolls-Royce 15 hp was one of four cars to be produced as a result of an agreement of 23 December 1904 between Charles Rolls and Henry Royce.  Badged as a Rolls-Royce, the 15 hp was produced by Royce's company, Royce Ltd., at its factory in Cooke Street, Hulme, Manchester.  It was sold exclusively by Rolls' motor dealership, C.S.Rolls & Co., at a price of GBP500.  The 15 hp was exhibited at the Paris Salon in December 1904, along with the 10 hp, 20 hp and engine for the 30 hp models, but as the new three-cylinder engine was not ready the chassis was incomplete.

Sir Henry Thompson, 3rd Baronet: The Revd.  Sir Henry Thompson, 3rd Baronet Thompson of Virkees (5 November 1796 – 1 July 1868) was the third son of Sir Charles Thompson, 1st Baronet, and Jane Selby.  He succeeded to the baronetcy after his eldest brother the 2nd Baronet died without issue in 1826.  On 26 February 1826 he married Hannah Jean Grey, third daughter of Sir George Grey, 1st Baronet, of Falloden, KCB, Commissioner at Portsmouth Dockyard, and Mary Whitbread, daughter of Samuel Whitbread.  Sir George Grey was the third son of Charles Grey, 1st Earl Grey, and younger brother of Charles Grey, 2nd Earl Grey.

Baron Gainford: Baron Gainford, of Headlam in the County of Durham, is a title in the Peerage of the United Kingdom.  It was created in 1917 for the Liberal politician Jack Pease, a member of the Darlington Pease family.  He notably served as President of the Board of Education from 1911 to 1915.  Pease was the second son of Sir Joseph W. Pease, 1st Baronet, and the grandson of Joseph Pease, while Arthur Pease was his uncle and Sir Arthur Francis Pease, 1st Baronet, Beaumont Pease, 1st Baron Wardington, and Herbert Pike Pease, 1st Baron Daryngton, were his first cousins.  The third baron was a former member of the London County Council and of the Greater London Council.  s of 2013 the title is held by his younger brother, the fourth baron, an architect and town planner; County Planning Officer for Ross and Cromarty 1967-1975 and Scottish Office Inquiry Reporter 1978-1993.  As a descendant of Sir Joseph W. Pease, 1st Baronet, he is also in remainder to this title.

Baron Rotherwick: Baron Rotherwick, of Tylney in the County of Southampton, is a title in the Peerage of the United Kingdom.  It was created on 8 June 1939 for the shipping magnate and Conservative Member of Parliament, Sir Herbert Cayzer, 1st Baronet.  He had previously represented Portsmouth South in the House of Commons.  Before his elevation to the peerage, he had been created a baronet, of Tylney in the County of Southampton, on 29 January 1924.  Cayzer was the fifth son of Sir Charles Cayzer, 1st Baronet, of Gartmore and the younger brother of Sir August Cayzer, 1st Baronet, of Roffey Park.  s of 2010 the titles are held by the first Baron's grandson, the third Baron, who succeeded his father in 1996.  He is one of the 92 elected hereditary peers that remain in the House of Lords after the passing of the House of Lords Act of 1999, and sits on the Conservative benches.  Lord Rotherwick also succeeded to the Cayzer Baronetcy of Gartmore on the death of Sir James Arthur Cayzer, 5th Baronet on 27 February 2012.

John Rose, 1st Baronet: Sir John Rose, 1st Baronet {'1': ", '2': ", '3': ", '4': "} (2 August 1820 – 24 August 1888) was a Scots-Quebecer politician.  In Canada, he was a member of the Legislative Assembly of the Province of Canada and the Executive Council of the Province of Canada.  He held the offices of Solicitor General of Canada; Minister of Public Works and Minister of Finance.  In the United Kingdom, he held the offices of Receiver General of the Duchy of Cornwall and Privy Counsellor.  In 1872, he was created 1st Baronet Rose, of Montreal.  His eldest son inherited the title and in 1909 his second son, Sir Charles Day Rose was created 1st Baronet Rose of Hardwick House in his own right.  His home from 1848, Rosemount, was in Montreal's Golden Square Mile.  From 1872, he lived in England at Loseley Park.

Baron Revelstoke: Baron Revelstoke, of Membland in the County of Devon, is a title in the Peerage of the United Kingdom.  It was created in 1885 for the businessman Edward Baring, head of the family firm of Barings Bank and a member of the Baring family.  Baring was the son of Henry Baring, third son of Sir Francis Baring, 1st Baronet, and the nephew of Alexander Baring, 1st Baron Ashburton, the second cousin of Francis Baring, 1st Baron Northbrook, the elder brother of Evelyn Baring, 1st Earl of Cromer and the uncle of Evelyn Baring, 1st Baron Howick of Glendale.  He was succeeded by his second but eldest surviving son John, the second Baron.  John was a partner in Baring Brothers and Co. Ltd, a Director of the Bank of England, and also served as Lord Lieutenant of Middlesex.  On his death the title passed to his younger brother Cecil, the third Baron.  He acquired Lambay Island, north of Dublin, in 1904.  s of 2013 the title is held by his great-grandson, the seventh Baron, who succeeded his father in 2012.  As a descendant of Sir Francis Baring, 1st Baronet, he is also in remainder to the Baring Baronetcy of Larkbeer, a title held by his kinsman the Baron Northbrook.

Hamilton-Dalrymple baronets: The Dalrymple, later Dalrymple-Hamilton, later Hamilton-Dalrymple Baronetcy, of North Berwick in the County of Haddington, is a title in the Baronetage of Nova Scotia.  It was created on 29 April 1697 for the Hon. Hew Dalrymple, Lord President of the Court of Session under the judicial title of Lord North Berwick from 1698 to 1737.  He was the third son of James Dalrymple, 1st Viscount of Stair, and the brother of John Dalrymple, 1st Earl of Stair, Sir James Dalrymple, 1st Baronet, of Cranstoun, and Sir David Dalrymple, 1st Baronet, of Hailes.  The second Baronet sat as Member of Parliament for Haddington and Haddingtonshire.  The third Baronet represented Haddingtonshire in the House of Commons.  The fourth Baronet was Member of Parliament for Haddingtonshire, Ayrshire and Haddington.  He assumed the additional surname of Hamilton after that of Dalrymple.  The fifth Baronet sat as Member of Parliament for Haddington.  The eighth Baronet assumed the surname of Hamilton before that of Dalrymple.  The tenth Baronet was Lord-Lieutenant of East Lothian from 1987 to 2001.

Supporting paragraphs: Rolls-Royce 15 hp Henry Royce
Answer: Rolls-Royce 15 hp