Guide map of the South Mountain Reservation in Long Hill Township, Essex County, N.J. sponsored by the Essex County Park Commission. Surveyed under the direction of Howard J. Cole, Engineer in Chief and Gordon H. Taylor, Topographer.JPEGhttps://doi.org/doi:10.7282/T337798DGeorge H. Walker and CompanyPublicSouth Mountain Reservation, New Jersey guide mapMapsNew Jersey--Essex CountyNew JerseyRutgers University-New Brunswick