Raum, John O. The History of New Jersey: From Its Earliest Settlement to the Present Time, Volume 1 [Архівовано 12 січня 2016 у Wayback Machine.], p. 271, J. E. Potter and company, 1877. Accessed 10 травня 2013. «Perth Amboy city is situated at the head of Raritan bay. In 1850 it contained 1,865 inhabitants; in 1860, 2,302; and in 1870 2,861. It takes its name from James Drummond, one of the proprietors, and Earl of Perth, and Amboy from Ambo, meaning in the Indian language, a point.»
Raum, John O. The History of New Jersey: From Its Earliest Settlement to the Present Time, Volume 1 [Архівовано 12 січня 2016 у Wayback Machine.], p. 271, J. E. Potter and company, 1877. Accessed 10 травня 2013. «Perth Amboy city is situated at the head of Raritan bay. In 1850 it contained 1,865 inhabitants; in 1860, 2,302; and in 1870 2,861. It takes its name from James Drummond, one of the proprietors, and Earl of Perth, and Amboy from Ambo, meaning in the Indian language, a point.»