Harbour charts.
[Reading] : GEOprojects (UK) Ltd.,
2001.
Bathymetry shown by contours, tints and soundings.
"Printed on waterproof and tear-resistant material".
1. River Thames Sea Reach at 1:52,500 -- 2. Approaches at 1:65,000 -- 3. Medway entrance at 1:21,000 -- 4. The Swale at 1:32,000 -- 5. Medway central at 1:21,000 -- 6. Upper Medway at 1:21,000.