In the early 1900s, a wave of foreign immigrants came to Bar Harbor looking for a new life as the tourist economy boomed on Mount Desert Island. Tim Garrity, executive director of the Mount Desert Island Historical Society draws parallels between immigration controversies of today and those of more than a century ago at the Jesup Memorial Library on Thursday, March 10 at 7 p.m. The early 20th Century in Bar Harbor created cultural a borderland where local people, wealthy summer residents and foreign immigrants defined a new society and economy.