When I was looking through the Keokuk County, WPA Burials A-K and L-Z compiled by the Keomah Genealogical Society in 1998, I found these additions for Ford/Swanstrom Cemetery.

Page 53

Driskell, Roland
Died: 12-21-1851
Aged: 30

Page 26

Montgomery, Jane*
Died: 2-26-1855
Aged: 44

*In the 1974-75 headstone listing, it lists "Montgomery, James" with the same information. 

Montgomery, Sarah (William)
Died: 1818
Aged 42

Montgomery, William (Sarah)
Died: 1858
Aged: 51