Their daughters were born after the 1940 Census which is the most recent Census available to the public at this time.
You'll need to find their obituaries to find info about their daughters.
Raymond Allen Thompson, b. June 2, 1927
Died: April 24, 1993
Majol Lea Pollom Thompson
Born: Aug 18, 1927
Died: Oct 21, 1995
Source: same as above
I'd contact the Phillips County Genealogical Society, www.ksgenweb.com/phillips/plgensoc.html
and ask about copies of their obituaries. Successful Searching!