From the Mason City (Cerro Gordo, Iowa) Globe-Gazette, Monday, April 3, 1939, p. 3, col. 4:

Rites Conducted at Cresco for Watros; Burial in Oak Lawn

CRESCO-Funeral services for Omer G. Watros, 63, were held Monday at the Bradley funeral home with burial at Oak Lawn cemetery, Cresco, the Rev. T. M. Neilsen, pastor of the Methodist church, officiating.

He is survived by a son and a daughter living elsewhere, a sister, Mrs. Ruby Hampton of Cresco and a brother, Dr. Roy Watros of Davenport.
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I have no connection with this family. I am posting the obits from newspapers which I have acquired.