From “Hardesty’s History of Lincoln County, West Virginia,” published by H.H. Hardesty, we find this entry for F.M. Johnson, who resided at Falls Mills in Lincoln County, West Virginia:
Was born in Cabell county in 1847, and married Emma McComas, who was born in Cabell county in 1857. Their marriage was solemnized in Lincoln county, November 12, 1880, and their two children are: M.W., born January 9, 1882; Walter, February 18, 1883. The first marriage of Mr. Johnson was with Spicy Adkins, who died, leaving him one child, Alafair, born March 10, 1871. Merrit and Rhoda (Adkins) Johnson are the parents of F.M. They made their home in Lincoln county in 1882. HIs wife is a daughter of T.J. and Catherine (McComas) McComas, who were born and raised in what is now Lincoln county. In 1874 F.M. Johnson came to Lincoln county, and as a man of energy and ability he soon established a large mercantile business. His store is on Guyan river, but he is now riding as deputy sheriff of Lincoln. His post office address is Falls Mills, Lincoln county, West Virginia.
Source: The West Virginia Encyclopedia, Vol. 7 (Richwood, WV: Jim Comstock, 1974), p. 142.