The exact death date was not given. A search in the records of Prairie View cemetery (located near Washington, Nebraska) gave the following date of death: August 17, 1919.

William Olson, aged nine years, was drowned down near Valley, Neb. last Sunday and the funeral is to be held at Chris Nelson's home near Washington today at 2 o'clock. Burial will be in the Danish cemetery.

(In the Prairie View records, the spelling of his surname was "Olsen.")