Show ocic PRICES fOR CLAY TRENCH Chicago Engin- Engin Engineer er and Contractor Contractor Contractor Con Con- tractor Are Indicted for Conspiracy CHICAGO Feb 5 Four true bills charging city hall ball officials Js with conspiracy con con- spir In connection with the shalo shale rock scandal were returned d by bythe bythe bythe the count county grand Jury toda today The men indicted ere John Ericson city engineer Michael l ll IS II McGovern contractor Paul paui Rc IP ke former deputy commissioner commissioner commis commis- ot works Ralph A. A Bonnell former assistant elt city engineer All AJl of the above with Ith the exception of ot Ericson were a short time time- ago In connection with an alleged attempt to defraud the city cit of about in the building of section V X of the Lawrence avenue sewer sewel Rock Only Clay The rhe shale rock scandal also aJo was unearthed un mm- in the con construction of section D of the tho same sewer The cit city paid the thc McGovern company morn more than for forthe the thc removal of a large quantity of so- so called shale rock Upon examination by experts it was stated that the shale ro rock k was nothing more than hard cIa clay and offered little obstruction ern McGovern was the contractor In charge of the construction and th the thc man who was paid for the re oval of the rook Bonnell Ron Boo nell certified that it was wall mock lock and Ericson Eric Eric- son approved Bonnell's decision then put his stamp of on the work ork and the city paid the mone money Later In the day dav second In Indictments l were r re returned returned re- re turned rJ mm palmist gain t rn Bonn Bonnell and ind the eight others who were i indicted l last lt week |