Exhibit 23(c)


                           Consent of General Counsel

         The statements of law and legal conclusions under "Item 1. Business" in
the Company's  Annual Report on Form 10-K for the year ended  December 31, 1995,
have been  reviewed by me and are set forth  therein in reliance upon my opinion
as an expert.

         I hereby consent to the  incorporation  by reference of such statements
of law and legal conclusions in Registration Statement Nos. 33-51941,  33-50143,
33-56134,  33-55240 and 33-45551 on Form S-3, and  Registration  Statement  Nos.
33-51989 and 33-32033 on Form S-8.


Philip R. Halverson

Philip R. Halverson
Duluth, Minnesota
March 28, 1996