Thomas and Elizabeth had the following children:
John baptised Feb 19, 1748/49
Mary baptised Oct 14, 1750
Thomas baptised Mar 21, 1752/53
Richard baptised July 13, 1755
Robert baptised Nov 13, 1757
Elizabeth baptised Sept 6, 1761
Abraham baptised June 10, 1764
Abraham is a Shilling family first name which got passed down from four generations earlier.
John had four children: Elizabeth, Sarah, John, James and Elizabeth
Thomas had no children
Richard had 14 children: Thomas, Richard, John, Richard, William, Abraham, James, George, Charles, Mary, Charlotte, Sarah, Edward and Elizabeth.
Robert had 11 children: Elizabeth, Daniel, Robert, Thomas, Isaac, Eliza, Amy, Winch, William, Richard and Sarah.
Abraham had one child so far that I've been able to confirm: Ann Bailey Shilling, with Ann's mother's maiden name being Ann Bailey.
Elizabeth Lewis' parents were Thomas Lewis and Tabitha Bigg. Her paternal grandparents were William Lewis and Rachel Unknown. Her maternal grandparents were George Bigg and Mary Unknown.