TY - BOOK AU - Bostock,H.S. TI - Geology of northwest Shakwak Valley, Yukon Territory AV - QE185 .A2 no. 267 PY - 1952/// CY - Ottawa PB - E. Cloutier, Queen's Printer KW - Geology KW - Yukon KW - Shakwak Valley KW - Petrology KW - Volcanic ash, tuff, etc N1 - Bibliography: p. 3-4 ER -