I don't know if this helps but I found an Alexander Campbell in the 1851 census in Scotland where the father is a bootmaker and there is a son Andrew but maybe this is one of the possibilities that you have looked at. County and City Location: Midlothian -A Lasswade Dwelling Location: Page 11, Number 138 Approximate Birth Name Occupation Year Birth Place Campbell, Alexander,Bootmaker emplys 4 men ,1812, Liberton @ MLN Campbell, Jessie , 1814 West Kirk @ MLN Campbell, Robert , Scholar,1842 Lasswade @ MLN Campbell, Andrew, Scholar,1843 Lasswade @ MLN Campbell, William J, Scholar,1845 Lasswade @ MLN Campbell, Jane, At Home,1847 Lasswade @ MLN Campbell, Alexander, At Home,1848 Lasswade @ MLN Campbell, Margaret, At Home,1850 Lasswade @ MLN Andrew and wife, Elizabeth, and children are living in Walker, Northumberland in the 1871 census and in Longbenton in the 1891 census. If you would like the information there please email me. I can send you the images also. Janis