Sri LankaCeylon, 1953 (*Sri Lanka.1 from 1972) - The sea covers more than half the earth's surface yet provides only about 1% of man's food - to a great extent because the majority of the world's fishermen car...

Sri LankaCeylon, 1953 - The sea covers more than half the earth's surface yet provides only about 1% of man's food - to a great extent because the majority of the world's fishermen carry on their work with onl...