Borough of Leonia, Bergen County, N.J. While lots are shaded different shades of gray, there is no legend explaining the color coding. Writing on map states it was taken from the 1972 publication of "Know Your Town".JPEGhttps://doi.org/doi:10.7282/T3XP75KQPublicLeonia, New Jersey 1966MapsNew Jersey--Bergen CountyNew JerseyRutgers University-New Brunswick