RESIDENCES:
1920 - 2112 W.7th St., Cleveland, Ohio <-- per 1920 census
1951 - 3116 W.18th Place, Cleveland, Ohio
1953 - 3116 W.18th Place, Cleveland, Ohio

Death certificate does not list his parents.

Note that the following obituary lists the wrong year (an obvious OCR error). The death certificate lists 1953.

OBIT:
Name: Koziol (Kazol), Joseph
Date: May 20 1963
Source: Cleveland Press; Cleveland Necrology File, Reel #126.
Notes: Koziol (Kazol), Joseph, of 3116 W. 18 Pl., beloved husband of Antoinette (deceased), father of Frank, John, Julia Masanek, Stanley, Helen, Theodore, Stella Masanek, Edward and grandfather. Services Friday, May 22, at St. John Cantius Church at 9 a. m. Friends may call at T. J. Hyber Funeral Home, 2258 Professor.

RESIDENCES:
1920 - 2112 W.7th St., Cleveland, Ohio <-- per 1920 census
1951 - 3116 W.18th Place, Cleveland, Ohio

OBIT:
Name: Koziol, Antoinette
Date: Aug 3 1951
Source: Cleveland Press; Cleveland Necrology File, Reel #126.
Notes: Koziol, Antoinette (nee Opalka), of 3116 W. 18 Pl., beloved wife of Joseph, mother of Frank, John, Marie Pagosza (deceased), Julia Masanek, Stanley, Helen, Theodore, sister of Mary Kaminska, Frances Gazda and grandmother. Friends may call at T. J. Hyber Funeral Home, 2258 Professor St. Services Monday, Aug. 6, at 9 a. m. Interment Calvary Cemetery.

1. Frank KOZIOL
2. John KOZIOL
3. Marie KOZIOL
4. Julia KOZIOL
5. 1. Stanley KOZIOL
6. Helen KOZIOL
7. Theodore KOZIOL
8. Stella KOZIOL

The following obituary may be for one of Frank Opalka's daughters. It lists her siblings (further possible children of Frank's).

Name: Kaminski, Maryanna
Date: Aug 23 1955
Source: Cleveland Press; Cleveland Necrology File, Reel #122.
Notes: Kaminski, Maryanna, of 4571 Broadview Rd., beloved wife of Albert (deceased), dear mother of Josephine Pasciak, Viola Poplyk, Frank (deceased), sister of Joseph Opalka (deceased), John Opalka (deceased), Frances Gazda (deceased), Antionette Koziol (deceased), grandmother and great-grandmother. Services Thursday, Aug. 25, from St. John Cantius Church at 9 a. m. Friends may call at Hyber Funeral Home, 2258 Professor.

1. Jozef OPALKA b. Abt 1867, ,, Galicia; d. 31 Jul 1934, Cleveland, Cuyahoga, Ohio.
2. Jan OPALKA b. 5 Dec 1877, ,, Poland; d. 20 Feb 1933, Cleveland, Cuyahoga, Ohio.
3. Maryanna OPALKA d. Aug 1955, Cleveland, Cuyahoga, Ohio.
4. 3. Antoinette OPALKA b. 16 Jun 1887, ,, Poland; d. 2 Aug 1951, Cleveland, Cuyahoga, Ohio.
5. Frances OPALKA b. 8 Dec 1889, ,, Poland; d. 13 Oct 1952, Cleveland, Cuyahoga, Ohio.