John Dewar and Margaret Marshall had a daughter named Helen Dewar (b. 1724) that married William Ramsay (b 1722) married in Clackmannan, Scotland. Children - Margaret (1746), James (1747), Helen (1749), Janet (1751), John 1754), William(1756), Ann (1760) Rachel (1463), Barbara (1466), and George (1467)James married Margaret Taylor - children - Helen, Robert and John.Helen married John Todd - they had 8 children.Robert married Margaret Todd - they had 9 children. John married Margaret Forbes. Helen and John's daughter Isobel Todd married John and Margaret's son James Ramsay in Clackmannan around 1835.James and Isobel had 6 children including - John that married Jane Duncanson on 2/14/1860.Their daughter Helen married George Cairns Wemyss Alexander in Linlithgow on 4/29/1892.Their daughter Agnes Nicol Syme Alexander married John Blair 4/27/1939.Agnes and John Blair were my grandparents.Can anyone help me?