^"Noise's Bogeyman". Time. 4 يناير 1932. مؤرشف من الأصل في 2013-08-13. اطلع عليه بتاريخ 2007-08-21. While mental hygienists, efficiency experts and city officials have been bewailing the maddening effects of city noise, Hiram Percy Maxim has been manufacturing noise mufflers at Hartford, Conn. Last week he announced that his Maxim Silencer Co., of which he is president and his only son Hiram Hamilton is chief engineer and whose factory is in Asylum Street, Hartford, will—besides continuing to make silencers for guns, motor exhausts, safety valves, air releases, in fact every kind of pipe which emits a gas—offer a consulting service in noise abatement.
