au.\*:("HEWITT DF")
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Selection :
GEOLOGY OF MADOC TOWNSHIP AND THE NORTH PART OF HUNTINGDON TOWNSHIP HASTINGS COUNTY.HEWITT DF.1968; ONTARIO.DEPT.MINES.GEOL.REP; CAN; 1968, NUM. 0073, P. 1 A 45Miscellaneous
PHLOGOPITE MICA IN ONTARIO.HEWITT DF.1968; ONTARIO.DEPT.MINES.MINER.RESOURCES.CIRC; CAN; 1968, NUM. 0008, P. 1 A 85Miscellaneous
