Preliminary hearings were held yesterday in County Court j for Alfredo Esquivel and Charles E. Pharr, Kenosha, on burglary charges. They were bound over for trial following the hearings and their bonds were continued at $5,000 each by Judge Earl ] Morton. iHearings for two others, David Martin, 1703 50th St., and i Robert Dugan, 1338 57th St.,were adjourned until later thismonth.The four are charged with burglary tn connection with the May 2 entry to the Guy Loci oero and Son, Inc , building at lt;1338 56th St.