You give a death date of May 18 2007, It doesnt look like this man had any further children. All step children.
Are you sure this is him?
Here is the obit
Mr. Walter J. Czyzewski, age 91, of Spring Hill, Florida died Friday, May 18, 2007 in his home under the loving care of his family and Hospice. He was the loving husband of Bertha (Matthews) Czyzewski.
He moved to Spring Hill in 1999 from Clearwater, Florida, prior to his retirement he was self-employed in the Gas and Oil Industry. He was a Veteran of the U.S. Coast Guard and was of the Protestant Faith.
Along with his wife, Bertha, he is survived by two step-sons Von Rodgers and Angelo Rodgers of Brooksville, Florida; seven step-grandchildren; ten step-great grandchildren and 2 step-great great grandchildren.
A Memorial Service will be held on Monday, May 28, 2007 at 10:00 AM at Christian Life Assembly of God, 13065 Jacqueline Road, Brooksville, with Reverend Gordon Burger officiating.
Arrangements by Turner Funeral Homes Spring Hill Chapel (352) 796-9661.