Elizabeth Ann "Betsy" (Spears) McDougal & Archibald Alexander "Arch" McDougal
(I do not know the identity of the young lady and young man.)
Arch was born 11 August 1838 and died 2 February 1924.
Betsy was born 29 November 1841 and died 23 May 1917.
She is the daughter of Agness (White) and John Thomas Spears
See Whole House