Tektites

Author: Ken McNamara and Alex Bevan

A full colour booklet on glossy paper with beautiful and detailed images. 'Chapter' headings are:

Introduction
Age and Occurrence of Tektites
Compostion of Tektites
Tektite Shapes
Theories on the Origin of Tektites
Mystery of the Missing Crater
The Day it Rained Glass
Acknowledgments
Further Reading