Title: Sand, Author: Kristin Ward
Title: Marie Curie: The Woman Behind Radioactivity, Author: Nancy Dickmann
Title: Earth and Sky Every Child Should Know, Author: Julia Ellen Rogers
Title: The Ocean and its Wonders, Author: Robert Michael Ballantyne
Title: Das Wasser in seinen Formen als Wolken und Flüsse, Eis und Gletscher, Author: John Tyndall
Title: The Forms of Water in Clouds and Rivers, Ice and Glaciers, Author: John Tyndall