
    GROFF INDUSTRIES, INC., etc., Petitioner, v. RYDER TRUCK LINES, INC., etc., Respondent.
    No. 42614.
    Supreme Court of Florida.
    Sept. 29, 1972.
   Certiorari denied. 263 So.2d 599.

ROBERTS, C. J., and ERVIN, CARLTON, ADKINS and BOYD, JJ., concur.  