The "dream city" of Jena, p. 145--The old market-place, p. 147--The
old lecture-halls of the university, p. 148--Ernst Haeckel, p. 151--His
discoveries of numerous species of radiolarians, p. 153--The part played
in evolution by radiolarians, p. 156--Haeckel's work on morphology,
and its aid to Darwinian philosophy, p. 156--Freedom of thought and
expression in the University of Jena, p. 157--Haeckel's laboratory, p.
160--His method of working, p. 161--His methods of teaching, p. 164--The
import of the study of zoology, p. 166--Its bearing upon evolution, p.
168--The present status of Haeckel's genealogical tree regarding the
ancestry of man, p. 171--Dubois's discovery of the skull of the ape-man
of Java, p. 173--Its close resemblance to the skull of the ape, p.
173--Man's line of descent clearly traced by Haeckel, p. 175--The
"missing link" no longer missing, p. 176.