hi pal, now i see your link between the munro's and the mckeddie's.
isabella munro married robert smail on the 26/6/1863, robert was the son of james smail and margaret walker while isabella was the daughter of alexander munro and christian mckeddie.
isabella munro was born 11/5/1840 avoch.
james smail and margaret walker married 1/4/1831 in jedburgh
alexander munro and christian mckeddie married 25/12/1835 in avoch
christian mckeddie was born 23/2/1814 and was the daughter of george mckeddie and janet bain.
janet bain and george where married rosemarkie on the 3/4/1813.
another line you may want to pursue is that of alexander munro who was the vbrother of your isabella, he was born 21/9/1836 or the sister of christian who was janet mckeddie born 1819 avoch
happy hunting
Joe