 's residential school system in 1893 and was closed in 1948.Under Crosby's direction, the Methodist missionary presence in northern B.C.expanded from Lax Kw'alaams to include ten missions, and, using Lax Kw'alaams as a base, he supervised mission work among the Nisga'a, Haida, Gitxsan, and other groups in addition to the Tsimshian.