Northwestern Mineral Ventures Inc. 36 Toronto Street Suite 1000 Toronto, Ontario M5C 2C5 Canada. Tel: (416) 367-6875 October 16, 2006 Mr. Karl Hiller Securities and Exchange Commission Office of International Corporate Finance 450 Fifth Street, NW Washington, D.C. 20549-0405 Northwestern Mineral Ventures Inc. SEC File No. 000-50822 ---------------------- Dear Mr. Hiller: We have received your letter dated September 28, 2006 requesting certain amendments to our Annual Report on Form 20-F for the year ended December 31, 2005 ("Form 20-F"), which was filed with the Securities and Exchange Commission ("SEC") on June 30, 2006. We expect to file with the SEC an amendment to our Form 20-F responding to the staff's comments by October 31, 2006. If you have any questions, please feel free to contact me. Sincerely, /s/ Erik H. Martin ------------------ Erik H. Martin Chief Financial Officer
