I am not sure what info you want.Bessie is in Caldwell Co Idaho in 1920 and 30 with her husband.In 1930, her father Robert is living with them, widowed.In 1910 Harry and Bessie are in Uinta Wyoming.None of the three censuses show any children for them.
In 1900 she is in DeKalb MO with her parents Robert T and Nora. It appears Bessie was born in MO.She has a brother John S. who is 16 there.
Robert Holderman is living in 1880 DeKalb Co MO, not married yet.He is living with a brother Jacob and his family.
1870 Robert is again with his brother Jacob and they are in Larue Co KY.1860 Larue Co KY shows Jacob and your Robert with parents A. W. Holderman and wife Matilda.1850 they are at home again with parents in Larue Co KY.