Bonnie
A visit to this link does not show an obituary published in Wichita, Sedgwick County, Kansas for your grandfather.
http://www.ksgenweb.org/mhgs/66obits.htm
You might want to check the paper published in Wichita County to see if an obituary was published there. The Kansas State Historical Society has microfilms available for interlibrary loan. Here is a a link to the search page for the microfilm number, and the KSHS interlibrary loan policies.
http://www.kshs.org/library/news.htm
For a fee, the KSHS staff will do a look up if you don't want to get the film via interlibrary loan.
Visit this link to view their research requirements
http://www.kshs.org/contact/ask_question.htm
Dave Goldy
Overland Park, KS