Anna, Frances and Mary in 1935 were living in San Angelo, TX and appear on the 1940 Fresno, Fresno, CA Census. Can't tell you much about their Fresno life because that's the most recent Census released to the public.
Foush Pollard Clack Born: 25 Feb 1884, Oklahoma Residence: Sept. 12, 1918, Apache, Caddo, Oklahoma Occupation: self-employed farmer Nearest Relative: wife, Liddie Elizabeth Clack Source: U. S. World War I Draft Registration Cards 1917-18.
In 1920 he and his family were living in Sweetwater, Nolan, TX. Foush P. Clack, b. TX, 33, transfer railroad clerk government. Lizzie, wife, b. TX, 30. Charles B., b. TX, 10. Robert L., b. TX, 6.
I couldn't find him on the 1930 or 1940 Census, however, he did die in Fresno 21 oct 1960 per the California Death Index.
Frank Clack Residence: 938 1/2 O Street, Fresno, 1960 Source: Polk's Fresno Directory.
There is an obituary volunteer for Fresno Co. at freepages.genealogy.rootsweb.ancestry.com/~obitl/volca.html Scroll down to Fresno Co. Successful Searching!