sylvania; Christopher Thomas, Mason City; Brittni (Tuan) Pham, Pennsylvania; Arianna Thomas, Waterloo; and Alexa, Ava, and Adalyn Knapp, Pennsylvania. Betty was preceded in death by her mother, Martha and grandson, Brandon Thomas. To read the full obituary, please click here: http://www.cataldofuneralhome.com/obituaries/Elizabeth-Ann-Knapp?obId=2319570#/obituaryInfo