
    Before State Industrial Board, Respondent. In the Matter of the Claim of Saccaro Luca, Respondent, for Compensation under the Workmen’s Compensation Law, v. Grassi Contracting Company, Employer, and The Travelers Insurance Company, Insurance Carrier, Appellants.
   Award reversed on the ground that proof of causal connection is insufficient, and matter remitted to the State Industrial Board for further consideration. No costs. All concur.  