Massey's, Hickory County,MO, mid-1840s

I am looking for information on several Massey's that settled in Hickory County, Missouri about mid-1840s.

1.Elizabeth Massey, was born Nov. 27, 1822 in Tennessee and died August 16, 1901 in Hickory County, MO. She married Henry P. Cowen in 1849 in Missouri.

2.Mary Massey was born March 9, 1817 in Tennessee and died April 6, 1866 in Hickory County.She married Chesley Pierce abt. 1840 in Tennessee.

3.Benjamin Massey, b. abt 1817 in Tennessee and listed as a teacher, married Margaret ??.

4.Nathaniel Massey, b. abt 1820 in NC, a carpenter, wife Nancy ???.

Does anyone have information on these Massey's that migrated to Hickory County, Missouri from Tennessee in the mid-1840s?

Thanks for any information anyone can provide.