Patricia, I believe the name Pieraski, should read Piekarski.I have the following match on Cecelia Michlaski, a family branch that I am researching. If you desire additional information please email me at firstname.lastname@example.org
John STEFANOWICZ (From SSDI: Born 15 Aug 1889, Died Aug 1962) married Aniela (Aneilla/Angela) nee PIEKARSKI (Sources: 1. Archdiocese of Baltimore Records, Holy Rosary Church Records.) [Aniela nee PIEKARSKI(a) STEFANOWICZ]: died age 85, buried Holy Rosary Cemetery, Baltimore. (Sources: Archdiocese of Baltimore Records, Maryland Archives, MdHR M 3618-3)
Son: Stanley S. STEFANOWICZ - born 10 June 1912, died Nov. 25, 1971, Baltimore City, MD ((Sources: 1. Baltimore Sun Newspaper (THE SUN, Sat. November 27, 1971: Death Notices page B12); 2. Death Certificate: Balt. City Health Dept., Reg. No. 71 11069, 3. Archdiocese of Baltimore, Records of St. Casimir’s Parish)) Stanley was an Estimator for the Whiting-Turner Construction Company of Baltimore, MD, and is buried at Holy Rosary Cemetery.
Stanley STEFANOWICZ married: Cecelia nee MICHALSKI- born 5 Apr 1915, died Apr 1994 (Source: SSDI) Children, daughters: 1. Valarie nee STEFANOWICZ married William THELEN (Source: Baltimore Sun Newspaper (THE SUN, Sat. November 27, 1971: Death Notices, page B12) 2. Laudine nee STEFANOWICZ married Francis APPEL (Source: Baltimore Sun Newspaper (THE SUN, Sat. November 27, 1971: Death Notices, page B12)