Actually, it appears that William Greenwood and Tamar Briggs were married Bradford, Yorkshire on 30 August 1801.Children: Charles, b/1 January 1802, c/16 February 1802 Kipping Independent, Thornton by Bradford Mary Ann, b/10 November 1803, c/6 January 1804 Kipping Harriet, b/6 July 1805, c/12 September 1805 Kipping Daniel, b/14 February 1808, c/25 April 1808 Kipping Thomas, b/26 August 1811, c/7 October 1811 Kipping Edwin, christened 22 June 1817 Coley, Yorkshire
Tamar Briggs was christened 13 March 1774 at Presbyterian, New Malton, Yorkshire, the daughter of Jeremiah Briggs and Tamar Foster.at least one sibling: Jeremiah Briggs, christened 1 February 1768 @Kipping Independent, Thornton by Bradford
Jeremiah Briggs and Tamar Foster married in Bradford on 8 September 1758 so there were more children for sure.
Jeremiah Briggs christened 12 August 1733 Thornton by Bradford the son of Jeremy [Jeremiah] Briggs and Elizabeth Farrer [married in Thornton 23 July 1723]
Tamar Foster christened 27 December 1738 Aukland St. Helen, Durham