The second (and possibly third) wife of Frank Wilder Sr. was Esther Carlson, the daughter of Swedish immigrants to Duluth, Minnesota.  Esther, with her young daughter, was the housekeeper for Frank, whose first wife, Julia Barber Wilder, had passed away in 1919.  Below is the transcription of the Certificate of Marriage shown here.

This is to Certify

That Frank Wilder of Mandan

State of North Dacota [sic] and Esther Carlson

of Duluth, Minn. State of Minn.

Were by me united in

Holy Matrimony

according to the ordinance of God

and the Laws of the State of Indiana

at Goshen on the 8th

day of July AD 1926

In presence of

Amelia Rolles

} WITNESSES

Samuel Whisler

S.S. Whisler

Justice of the Peace

“What therefore God hath joined together”

let no man put asunder.”

MATT. 10:9

*Note that all italicized type above indicates handwritten script.