RECOVERS STOLEN AUTO AT SALESROOMS IN LYNNSergt Frank A. McCarthy of the Chelsea police went to the salesrooms of Albert L. Paeff at 51 Exchange st, Lynn, yesterday afternoon and recovered an automobile valued at $500, which had been stolen from Patrick J. Hanlon of 419 Washington nv, Chelsea.Paeff, who lives at 54 Genesee st, Revere, has been held in-$1000 bonds as a material witness against John F. Dillon of 52 Rush st, Somerville, and James Co-lonna of 37 Norman st, Boston, who are charged with the murder of patrolman Charles E. Deininger of the Hanover-st Station at Philip Bruno’s garage,. 14 WInthrop road, Chelsea, last Thursday evening.