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A car seat has been patented by Mr. Uriah Smith, of Battle Creek, lII ich. It has a reversible back linked pivotally to the arms, and a head rest con iti!cted pivotally to the ends of the seat back, so that when a passenger leans against the seat back the pres snre has the effect to lock the head rest secnrely in ,place. A furnace for steam boilers has been patented by lII r. Zachary T. Reno, of New Orleans, La. It is so built that a fan forces a mixture of air and gas from the smoke stackdoi:10.1038/scientificamerican03261887-202b fatcat:33bfdygd5raflghe43hxdrtgru