There are two good possibles for Andrew Thomson at Family Search Both b Stonehouse, Lanark, Scotland one b 17 Apr 1837 son of Andrew and Margret "Naismith" Thomson. The other 30 Aug 1837 son of Andrew and Mary "Somers" Thomson. Note the surname spelling Thomson rather than Thompson could be the interpretation how it sounded to the person who wrote it. Source for the above Scotland Births and Baptisms 1564- 1950