Paradise Cay Publications NOAA Chart 18521: Columbia River Pacific Ocean to Harrington Point; Ilwaco Harbor (TRADITIONAL PAPER) 32.8 x 48.4 Printed on high quality water-resistant paper by NOAA Chart Agent, Paradise Cay Publications Paradise Cay Publications brand charts are sold exclusively by Ruby & Rudy's Books Always printed on demand using the most recent data from NOAA Prepared to be display quality. Shipped rolled in a cardboard tube.