Prare TIL A. Permian chert, north side Beaver River, 38 miles north of Liard River (93455). (Page 33.) B. Mount Wright, north side Halfway River. st Gully a little to left of plate; Second Gully near centre; Third Gully to right of Second Gully; and Fourth Gully a little to right of plate (96689). (Pages 44, 45, 49, 56, 120.)