A census search indicates that a James of that age was in Union County, Dakota, 1870, in this family: FRANK, William, 43; Isabelle, 42; Mary, 20; James, 18; John, 16; Annie, 12; Emma, 9; George, 6; & Rosa, 1.

Virginia, Union Co., Dakota, 1880, FRANK:
James, 28, IL CAN ENG; wf. Estella, 22, WI PA DE; ch. b. Dak:
Lottia, 5; Edna, 3; Wm., 3; Estella D., 1.

James FRANK Homesteaded in Union Co., Twp. 94 - 48, Land Patented in 1885.

Lyman Co., 1900, FRANK:
James, 47; Estella, 42; Wm. & Edna, 23; Daisy, 21; Isabella, 17; Ray J., 15; Amsy, 13; Luella, 10; Sylv[i]a, 5; Hazel, 3.

James W., 57, & some of the others were of Lyman Co., 1910, but not Estella. Robert A. GLOVER, 2, was in the household. James was also of Lyman County in 1920, but I don't see Ella. Was she Ella M. HEENAN, 32, of Laramie Co., WY, in 1910, with Vincent A. HEENAN, 30?

Is Goldie the one on SSDI, Goldie SANGSTER (27 May 1916 - June 1983, last res. Herrick, Gregory, SD)?

Can you think of other clues?