One of the world's early documentaries featured unique footage of the lives of Arctic fur trappers in 1919. After long being forgotten, it's now been restored for modern audiences in Canada, including communities descended from those featured in the silent film.In July 1919, the RMS Nascopie departed Montreal. It carried supplies bound for Arctic fur trade posts. But the Hudson's Bay Company (HBC) ice-breaker had extra cargo on its annual trip. A film crew is on board. The ship headed north. As they travelled, a cameraman filmed the Nascopie crashing through ice floes. When the ship anchored, he went overboard,...