This is a vintage navigational map / chart - Catalog # 1 - ATLANTIC AND GOLF COASTS, including Puerto Rico and the Virgin Islands.  If folded, it measures appx.   10" by 6".   Unfolded is is  58 1/2" by 20".   Issue of March, 1972.   Very good condition.   Shipping is $7.50 if within the USA.    Check out my other items.    I have quite a few different navigational charts listed.   I have quite an eclectic mix of interesting items listed, and am always adding more.  Please add me to your favorites list.