TY  - BOOK
AU  - Hacquébard,Piet Albertus
AU  - Barss,M.S.
TI  - A Carboniferous spore assemblage,: in coal from the South Nahanni River area, Northwest Territories,
AV  - QE185 .A43 no. 40
PY  - 1957///
CY  - Ottawa
PB  - E. Cloutier, Queen's printer
KW  - Coal
KW  - Northwest Territories
N1  - At head of title: Canada.  Dept. of Mines and Technical Surveys; Bibliography: p. 49-50
ER  -