155. From Copernicus to Einstein, Hans Reichenbach, 1942

156. The Horizon Book of the Elizabethan World, Ed. Richard Ketchum, 1967

157. Tower of London, Christopher Hibbert, 1971

158. Tudor Royal Proclamations, Ed. P.L. Hughes & J.F. Larkin, 1964

159. Selected Historical essays of F.W.Maitland, Ed. Helen Cam, 1957

160. Lloyd's of London, Raymond Flower & Michael Jones, 1974

161. Weather, Philip Thompson etc., 1965

162. Constitutional History of England, William Stubbs, 1891

163. Hillforts of England and Wales, James Dyer, 1981

164. The Last Two Million Years, Reader's Digest Association, 1973