per 1920 census
1930 census has William W, 64, IL, and Jo Andalupe, 40, Kinnick, with Myuel A, 20, Rachel A, 18, J William, 15, John P, 12, Dorthy E, 10, Thomas S, 8, Edward M, 6, and Frederick W, 3 10/12, at Upper Mill Creek, Park Co, MT.
24 Jun 1997, received 1984 Park County History sketch of William Walter Kinnick with extensive family detail. Named for mother's father. "Mike and wife Julia are also deceased."
per John P. sheet, from his dau. Linda, Aug 1999: (had 1910, bef 1984) full dates of birth, death, wife's full name, birth and death years, marriage data, middle name.
Montana Death Index on Ancestry.com, May 2002: actual date, listed as Michael A.
SSDI has Michael Kinnick, b. 13 Aug 1909, d. Mar 1972, issued WA.