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I. A Century of Science 1
II. The Doctrine of Evolution: its Scope and Purport 39
III. Edward Livingston Youmans 64
IV. The Part played by Infancy in the Evolution of Man 100
V. The Origins of Liberal Thought in America 122
VI. Sir Harry Vane 154
VII. The Arbitration Treaty 166
VIII. Francis Parkman 194
IX. Edward Augustus Freeman 265
X. Cambridge as Village and City 286
XI. A Harvest of Irish Folk-Lore 319
XII. Guessing at Half and Multiplying by Two 333
XIII. Forty Years of Bacon-Shakespeare Folly 350
XIV. Some Cranks and their Crotchets 405
Note 461
Index 467