1. Dollo on Dollo's law: Irreversibility and the status of evolutionary laws

   • Stephen Jay Gould

   OriginalPaper Pages: 189 - 212

2. Action propre and action commune: The localization of cerebral function

   • Judith P. Swazey

   OriginalPaper Pages: 213 - 234

3. Electricity and the nervous fluid

   • Roderick W. Home

   OriginalPaper Pages: 235 - 251

4. Darwin and the physiologists, or the medusa and modern cardiology

   • Richard D. French

   OriginalPaper Pages: 253 - 274

5. Lamarck, evolution, and the politics of science

   • Richard W. Burkhardt Jr.

   OriginalPaper Pages: 275 - 298

6. The origins of the spiral theory of phyllotaxis

   • William M. Montgomery

   OriginalPaper Pages: 299 - 323

7. Humboldt, Darwin, and population

   • Frank N. Egerton

   OriginalPaper Pages: 325 - 360

8. The J.H.B. bookshelf

   • Judith P. Swazey
   • Josef BroŽzek

   BookReview Pages: 361 - 365