TY - BOOK TI - Bulletin VL - v.71 (1933) UR - https://www.biodiversitylibrary.org/item/233295 PB - National Museum of Canada PY - 1933 SN - 0068-7944 N1 - Some issues have title: Annual report. --- Includes bulletins of the Geological Survey to no. 103, 1946. --- Beginning with no. 66 (1931) text of some issues is in French. AU - National Museum of Canada. ER -