A Book of Birds (Classic Reprint)

A Book of Birds (Classic Reprint)

Excerpt from A Book of Birds It is owing to the fact that these peculiarities are not generally known, that most writers of books on birds inaccurately speak of...
Elements of Geographical Hydrology

Elements of Geographical Hydrology

This is a concise introduction to principles and applications of hydrology in a geographical context. It uses a wealth of fully illustrated examples to relate t...