Do you know where and when she was born?
I found an Anna H. Edstrom
who married a
Robert O. Stubbins
on Sept. 28, 1908, Rathdrum, Kootenai Co., ID.
Source: Idaho Marriages 1842-1996, Record can be found in the marriage book at Kootenai County Courthouse, Volume 4, p. 555.
Is this your Annie?