Brent Dyer, Douglas Coffin, Tom Batiuk, Keith Knight, Leigh Rubin, Ron Campbell, Norman Thelwell - Cartoonists on display. Brent Dyer (aka E.A. Williams) will be showcasing some of his cartoons tomorrow. Local cartoonist Brent Dyer will bring a collection of his works to the Aroostook Agency on Aging in February for a month-long exhibit. He…