Agatha 'Aggie' Mueller Thomas, 103, of Sullivans Island, SC, passed away on Saturday, November 15, 2014. She was born on Friday, February 10, 1911 on Sullivans Island, SC, daughter of the late William Bernard Pozaro and the late Margaret Stella McGuire-Pozaro. Agatha was born on Sullivan's Island in a house next door to the Holy Cross Episcopal Church. The house was called the Gold Bug. She was one of six children born to the Pozaro Family, and they created many summer memories playing on the beach and crabbing on Sullivan's Island. She was the Town Clerk for the Town of Sullivans Island from 1951 to 1976, providing twenty-five years of loyal and dedicated service. She has been a life-time member of the Stella Maris Catholic Church. Aggie always called herself an 'Island Girl'. She always put her family first. Her family will remember her as a devoted wife, mother, grandmother and great-grandmother. Along with her parents, Agatha is preceded in death by her first husband, the late Walter George Mueller and they were married for forty years; her first son, James Mueller and his wife, Nancy; and her second husband, the late John Wesley Thomas. She is survived by two sons: Walter Mueller and his wife, Suzanne, of Mt. Pleasant, SC; and Donald Mueller and his wife, Carolyn, of Jacksonville, FL; Grandchildren, Walter Tyler Mueller, Courtney Marie Mueller, Leslie Mueller Shirey (Mosley) Hardy, Christopher James Mueller, Betzy (Jeff) Nelson, Coleen (Vince) Stoffa, Donna (Charles) Habing, and Mary (Robert) Justino; Great grandchildren, Brandy (Mike) Weflen, Jenna Catherine Shirey, John Weir Shirey Jr., Christopher Nelson (Laurie), Nicole (Mike) Haytaian, Scott Stoffa, Carly Stoffa, Craig Habing, Brian Habing, Daniel Justino and Joseph Justino; Great Great Grandchildren, Ayoub James Moudarrir, Ella Weflen, Matthew Weflen, Maddie Nelson, Merrick Nelson, and Jaidyn Haytaian. The family will receive friends on Sunday, November 23, 2914, from 5:00 pm to 7:00 pm at McAlister-Smith Funeral Home Mt. Pleasant Chapel. A Mass of Christian Burial will be held at Stella Maris Catholic Church, 1204 Middle Street, Sullivans Island, SC, on Monday, November 24, at 10:30 am, with Rev. Msgr. McInerny officiating. Burial will follow in the Beaufort National Cemetery. Expressions of sympathy may be viewed or submitted online at www.McAlister-Smith.com. Arrangements have been entrusted to McALISTER-SMITH FUNERAL HOME, MT PLEASANT CHAPEL, 1520 RIFLE RANGE ROAD, MT PLEASANT, SC (843) 884-3833.