Father
Harvey Harrington Cripps
https://www.familysearch.org/tree/person/LKVM-X85
married on July 12, 1872 in Wingham, North Huron, Huron, Ontario, CANADA to...
Mary (Kerr) ALSO KNOWN A
Minnie A (Kerr) born 1852 in England; died May 22, 1886 in California, USA
https://www.familysearch.org/tree/person/LKVM-F9P
headstone says 1853
Minnie A - born 1849 in Rhode Island (USA) - deceased (no other information)
All of this differs from Mary Kerr and is a few years off from the headstone.
The only marriage reference for Minnie A. to H H Cripps is a year 1895, California, USA
Here is Minnie's Family Search ID number (which is different from Mary Kerr)
https://www.familysearch.org/tree/person/GDMN-YTN
H H Crips is the brother of W H (William Henry) Cripps buried nearby
M. Cripps and H H Cripps are buried near each other.