There is a marriage record for Harvey F. "Haydon" in Ralls Co, but the bride matches none of the female names below. Harvey F. Haydon married Nancy Ann Haydon, 19 Dec 1865.
Harvey was a retired farmer. Miss Kitty Haden of New London was the informant for his death certificate. Parents were listed as William Haden, b. KY and his mother's maiden name was Fisher, b. Pike Co Missouri. He died of pneumonia and was buried Barkley Cemetery in New London.
Possibly this couple - names misunderstood:
1900 Census. Spencer Twp, Ralls Co MO, Hh 172
1910 Census. New London, Ralls Co MO
Harvey Fisher HADEN and Kittie GARRISON were married about 1870. Kittie GARRISON was born on 23 February 1848 in Missouri. She died on 30 December 1931 at the age of 83 in New London, Ralls County, Missouri.
Kittie's death certificate gives her father as Samuel Garrison, b. KY, her mother was Kittie Freeman, b. KY. She was the widow of Harvey Haden. The informant was Birdie Haden. She died of an accidental injury at her home at age 83. She is buried Barkley Cemetery, presumably with Harvey.
Harvey Fisher HADEN and Kittie GARRISON had the following children:
Harvey Fisher HADEN and Nancy A. "Nannie" HADEN were married on 19 December 1865 in Ralls County, Missouri. Nancy A. "Nannie" HADEN, daughter of Josephus HADEN and Elizabeth BARNARD, was born in 1846 in Ralls County, Missouri. She died in March 1866 at the age of 20 in Ralls County, Missouri.
Harvey and Nancy were first cousins once removed.
Ralls County Record 19 Mar 1866: Died "one day last week". Killed by accidental shooting, Mrs Harvey Haden, a recent bride. Gun in hands of her husband exploded