_Health_: See Birth Rate; Child Hygiene Division--Board of Health; Death Rate; Food and Drug Division--Board of Health; Infantile Paralysis; Influenza; Little Mother's League; Medical History, Museum of; Mental Hygiene, Bureau of--Board of Health; Milk Supply; Tuberculosis, Campaign Against; Venereal Diseases, Bureau of--Board of Health; Whooping Cough. _High Schools_: Barringer, formerly Newark High School, was the only high school in the city, 1838-1904. In 1907 the name was changed to Barringer High School, in memory of Dr. William N. Barringer, city superintendent of schools for about 20 years. East Side, opened March 1, 1911. Central, opened Feb. 1, 1912. South Side, opened Sept. 8, 1913. See also Junior High Schools. _Housing_: U. S. Homes Registration and Rent Profiteering Committee created July, 1918, with office in City Hall, branch of national organization for equitable protection of home rent payers and owners of dwellings. Undertook compilation of list of homes where war workers could obtain rooms. Conducted "Rent-a-Room" campaign as war expedient. Originally planned to aid war workers, service has broadened so that office has become a general housing bureau. Basing its figures on local buildings reports Jan. 1, 1915-June 30, 1919, _Sunday Call_ has estimated that Newark has shortage of 3,000 homes. See also Apartments. _Indeterminate Sentence_: See Prison Reform. _Industrial Expositions_: See Exhibitions. _Industrial Schools_: See Boys' Vocational School; Girls' Vocational School; Technical School. _Industry_: Added celluloid to the world's products; built first locomotive engine to travel up grade; leads in manufacture of umbrella frames. Produced first malleable cast iron; made first patent leather; is largest fine jewelry manufacturing centre; ranks 11th in U. S. in annual aggregate value of products. Ranks 1st in N. J. in number of wage earners, amount of capital invested in manufacturing, amount paid in wages to workers, and value of goods produced. Has one firm employing over 10,000 persons, 8 employing over 1,000, 19 employing over 500, 73 employing over 200, and 123 employing over 100 each. INDUSTRIAL DEVELOPMENT AS AFFECTED BY THE WAR. 1. Stores and Factories: _1904_ _1914_ _1918_ Grocery stores 950 1,619 1,455 Dry goods stores 166 288 336 Automobile dealers 21 145 195 Machine and machinery mfrs. 79 99 125 Printers 68 116 129 2. Finance. Newark as a Financial Centre: