Sanborn Map Company"5234." Sheets 6 and 52 of Insurance maps of Newark, N.J., vol. 5, series; sheet 6 shows Irvington.JPEGark:/88435/4m90dz443HMC04 (Newark)eng[New York] : Sanborn Map Co., 1924.PublicReal propertyNewark, N.J., vol. 5 : new sheet, Jan. 1924MapsNew Jersey1924Princeton