John Markle, b. abt 1836, m. Jerusha Keefer, b 11 Feb 1838 St George, Brant County, d. 19 Apr 1904 Detroit, Michigan. 1881 Windsor census shows John as pump maker. 1891 Windsor census shows John as a laborer. Children were Elizabeth, Nelson, Eliza, Alexander, Mary Ann, Adam, Martha, Clarissa (Clara)(married James Weston), Frank. I am seeking further information about John Markle - b, m, d dates & places, parents, etc. He is my great great grandfather.