John O'Callahan,  Ph.D. PE
Tuesday
25
May

Visitation

4:30 pm - 7:30 pm
Tuesday, May 25, 2021
Edward V. Sullivan Funeral Home
43 Winn Street
Burlington, Massachusetts, United States
781-272-0050
Wednesday
26
May

Funeral Mass

10:00 am - 11:00 am
Wednesday, May 26, 2021
St. Barbara's Church
138 Cambridge Road
Woburn, Massachusetts, United States
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John