Zuckerman said he was not a "limited partner of McGovern" and therefore was not legally prevented from taking a role in the campaign. Zuckerman was then called out for a phone call by his secretary. The demonstrators left five minutes later.

An administrator and four policemen were at Gund Hall a few minutes before the demonstrators arrived, Paul Goodof '71, an assistant to the Board of Freshman Advisors, said he was called to go to Gund Hall early yesterday morning.

The demonstrators said they would continue to return to the class until Zuckerman takes action on their behalf.

The union is asking for a minimum wage of $115 a week, retroactive to July 21. The minimum wage is presently $95.

A federal mediator told the hospital administrators and the union in July that the dispute was at a deadlock and further mediations were useless.

Hospital administrators have refused the union's demand to submit all issues to binding arbitration. "There is a fundamental dispute over whether the contract should include a union shop, and we're not convinced that a majority of hospital workers what this," Jane Clifford, director of Personnel at Mass Rehab, said yesterday.

Clifford added that only about 60 of the 226 union members at the hospital are striking