Scale: 1:6,331,100 (at Lat. 30). Chart of North Atlantic Ocean, southern part. Lights coloured, soundings in fathoms. Magnetic curves for 1975. Manucripp boats track marked in red, dates and weather observations marked in blue. Navigational information included.. Conversion table, fathoms and feet to metres. Stamp "Captains Nautical Supplies, Fisherman Terminal, Seattle, WA 98119 (206) 283-7242". On chart reverse in manuscript "April 1980, Atlantic chart by John Hilton showing Blue Bird 5th. Atlantic crossing Aug-Sept 1979 and track of hurricane Gloria, hurricanes David and Frederick, also in period not shown on botb S&W of track. Days to Azores 12 days, days to Bermuda 26 days, total 38 days".