His parents were Robert Learmonth(1774-1860) and Margaret Watt(1780-1851). Robert was a notable East Lothian farmer at Fortune Bank, Prestonkirk. There were 6 sons and 2 daughters - Alexander(1797-1885), William(1799- ), Robert(1802-1875), George(1804-1894), James(1815-1888), Peter(1816-1900), Jane(1808-1869) and Elizabeth(1812-1857). Robert and George both ended up as farm managers in Orkney, Robert in Stronsay, and George in Rousay.
What is your relationship to the Learmonths, as my wife is a direct descendant.