
    Arnold and others, Respondents, vs. Rock and others, Defendants: Schwartz and others, Appellants.
    For the appellants: Salen ■& Brenner of Waukesha, attorneys, and Harvey L. Cavender of Chicago, Illinois, of counsel.
    For the respondents: Frame & Blackstone of Waukesha.
   By the Court.

Judgment affirmed.  