Events Coffee with Principal Erin Lawson & PTA Seal Team 8:30 am – 9:30 amMarch 17, 2020 Portsmouth, NH Seal Team Meeting in the LHS Cafeteria Coffee with Principal Erin Lawson. Find out what's going on at LHS, meet parents and faculty and share concerns or ideas. Google Calendar Coffee with Principal Erin Lawson & PTA Seal Team