Sinclair- James, 1830 and James Sinclair - son 1850

Looking for information on these father and sons, one is my boyfriends grandfather.
James Sinclair - b 1830 married B McBride - Scotland
James - b 1850 - married ? Yuillie - Scotland
James b March 5, 1888 Scotland - died in Batavia, NY 1953
James b Dec. 12 1911 - W. Virginia

Thanks