When the Sisseton and Wahpeton Reservation was opened for settlement Moncena and Lois took up a claim adjacent to the town of Summit, built a small wooden house and here their two children, Everett and Wendell, were born.

The Dunn color-coded coupon ballot was authorized as part of an act passed by the Wisconsin legislature in 1905.

[4][5] In July 1914, Dunn went to Chicago, Illinois to interest civic and legislative organizations in his new color-coded coupon ballot.

If a voter desired to vote a straight ticket he tore off the full page which contained the names of all the candidates of his party.

"It remedies many of the faults of the present system, and I do not see why it should not gain the universal approval of honest voters."

Dunn spent his last years working as an optometrist in Eau Claire, Wisconsin.

Son Wendell E. Dunn was a noted educator, son Everett Dunn was a civil engineer and labor negotiatior, daughter Anita Elizabeth Dunn (1913–1990) was Supervisor of English, Milne School, New York State College for Teachers, Albany, Associate Professor of Education, State University of New York at Albany, and co-author of a popular school reader.