Show three quakes are reported chicago three distinct earthquake shocks were on the united states weather bureau seismograph here in the twenty tour four hours ending at 8 a ra thursday the second shock recorded congiu continuing ing from p in to p m was called serious by officials it II was at on an estimated distance ot of miles the first tremble was rec ordered on oil the instrument ment at the university of 0 chicago at ss a in wednesday lasting until just before noon at an estimated distance of miles |