From the information on the back of the picture
This picture was taken in the yard of Oliver W. Trumbo’s house in Dayton, Ill. September 3, 1899.
The picture was taken by Burton M. Stadden.
Edith Hess Gilman
Sarah Swank Stadden McCartney (mother of Burton W. Stadden)
Clara (Callie) Green Hess
Rebecca Green Trumbo
Oliver W. Trumbo
Burton W. Stadden
Mr. & Mrs. Ned Richardson (friends)
Julia Taylor Stadden