Raum, John O. The History of New Jersey: From Its Earliest Settlement to the Present Time, Volume 1, p. 245, J. E. Potter and company, 1877. Accessed August 6, 2013. "Newark is now the largest city in the state and is extensively engaged in manufacturing. The population in 1850 was 38,894; in 1860 71,941; and in 1870, 105,059. The city is divided into fourteen wards."
"Station: Newark INTL AP, NJ". U.S. Climate Normals 2020: U.S. Monthly Climate Normals (1991-2020). National Oceanic and Atmospheric Administration. สืบค้นเมื่อ August 10, 2021.