
    Appeal No. 73-146.
    Rhode Island Ophthalmological Society et al. v. Joseph E. Cannon et al.
    
    
      Milton Stanzler, Frank Licht, for Intervenors. Richard J. Israel, Attorney General, W. Slater Allen, Jr., Asst. Attorney General, for defendants.
   Motion of intervenors for leave to file second supplemental memorandum is granted.

Roberts, C. J. not participating.  