Hello Lonna and others;
I too have a Canterberry/Canterbury Brown marriage. Don't know if they connect but the descendents of my Canterbury/Brown family also wound up in Missouri and Iowa. Let me know if you find any connection to your line. Thank you for your time and attention.
1 William Anderson Canterbury b: March 29, 1823 in Monroe County, Virginia d: June 10, 1897 in Fairfield Township, Jefferson County, Iowa
. +Barbara Ellen Brown b: December 10, 1822 in Cortland, Alabama m: October 24, 1843 in Lawrence County Ohio d: August 31, 1907 in Fairfield, Jefferson County, Iowa