Martin, here are some names and birthdates for you.
With the exception of my G/father Robert Mculloch Bennie all the rest were born in Polmont.

Robert McC Bennie b.20/1/1857 b.Dunfermline.
James b18/1/1861
Helen Gillespie Bennie b.12/2/1864
John b 18/11/1865
Margaret Baird McCulloch Bennie b. 8/11/1867
ALexander b 15/5/1869
Alexander McCulloch Bennie b 5/6/1870

Parents were Margaret (nee McCulloch) and James Bennie

Hope you get something out of this .Let me know if anything connects.Regards Bill Bennie wilandra@wanet.com.au