24 NOVEMBER 1984, page 22

Letters

Semantic seams Sir: Where there are coal reserves which are very costly to mine the reason for this being so is invariably geological. The grotesquely uneconomic and the......

Undoctored

Sir: In Another voice (3 November), AO - eron Waugh highlighted my plight, and what must be the plight of numerous other students, who have had their doctoral theses rejected......

New Unesco Order

Sir: In your Notes (27 October), you refer to 'minor concessions' at Unesco. As these include a no-growth budget, concentrati on of programmes and over a hundred con' crete......