@article {26580,
	title = {Sedimentary and metamorphic petrography of some proterozoic formations of the eastern cordillera, Alberta and British Columbia},
	volume = {Unpublished report},
	year = {1958},
	note = {Cited Waller thesis, 1959, also cited as Term paper Akehurst, 1964},
	institution = {University of Alberta},
	author = {Williams, G. D.}
}
