This is a vintage NAVIGATIONAL CHART / MAP # 11428 - ST. LUCIE INLET TO FORT MYERS & LAKE OKEECHOBE - FL - Okeechobee Waterway. This chart is folded to a size of 5" by 10". The chart itself is appx. 58 " by 20" if laid out flat. - Edition 23 - Feb 8, 1986 The chart is in good condition. Shipping is $7.50 if within the USA. You may wish to visit my wife's Ebay site at: vmelix She has quite a few interesting items listed, including quite a few of these navigational charts. Please add me to your favorites list.