30. Ray Standard Baker, “The Search for the Missing Link: With an Account of the Work of Professor Ernst Haeckel,” McClure’s Magazine (August 1901): 328-38.


Update on the most recent advances in the study of evolution. The article contains portraits of Charles Darwin, Ernst Haeckel, Thomas H. Huxley, and Alfred Wallace. Two pages of the article are used to present a diagram illustrating Professor Haeckel’s theory of evolution.