Ringström, S. and Tester, H.E. - The Private Ship Letter Stamps of the World
Part 1 The CaribbeanPublisher: privately published, 1976.
Hardback, dustwrapper, 166 pages, illustrated in b/w and colour and with six facsimile sheets of the La Guaira Centavo issue, with the separate priced catalogue loosely inserted, some wear to edges of dustwrapper, dusty marks/foxing to upper page-edges, internally clean, in Good condition.
Superb handbook.