Michelle and Mark Tolsma of Lynden welcomed a son, Isaac Mark, on Sept. 30 at the University of Washington Medical Center. He weighed 7 pounds, 12 ounces, and joins siblings Jacob, 14, Samantha, 13, Levi, 10, Makenna, 9, and Ethan, 5. Grandparents are Larry and Debbie Stap and John and Caroline Tolsma, all of Lynden. Great-grandparents are Jake and Jeanette Stap, Albert Van Dellen and Joan Heystek, all of Lynden.