"I am the wiser in respect to all knowledge and the better qualified for all fortunes for knowing that there is a minnow in that brook."—Thoreau
NEW YORK
HENRY HOLT AND COMPANY
1905
Copyright, 1905
BY
HENRY HOLT AND COMPANY
Published March, 1905
To
Theodore Gill,
Ichthyologist, Philosopher, Critic, Master in Taxonomy,
this volume is dedicated.