Found in Phoenix, Az Antique Shop July 2012
Backside of Photo reads “To Mrs. Annie Graves and Family. Compliments of Siddie and Belle Horn, taken Jan 13, 1917
From Internet research and findagrave, this is Sidney M. Horn, born March 17, 1873 in Davis, Iowa and died July 30, 1957 in Moulton, Iowa.
His wife Laura Bell Monk born March 21, 1882 in Illinois and died June 22, 1967 in Moulton, Iowa.
They had 3 children
Son Merrill R.
Daughter Floy M. Born 1903 and died in 1937
And son Clarence L.