 He did follow-up fieldwork in Prince Rupert in 1971, in Metlakatla, Alaska, in 1972, and in Hartley Bay, B.C., in 1974, 1975, 1976, and 1978.This work involved designing the first modern, practical orthography for the language.He published his dictionary and grammar of the Tsimshian language (now known as Sm'algyax) in 1978 and 1979 respectively.