Earth Sciences

The presence of flies is an indication of uncleanliness, insanitary conditions, and improper disposal of substances in which they breed. They are not only annoying; they are actually dangerous to health, because they may carry disease germs to exposed foods.

America is strewn with cases of failure, in farming, by men investing capital acquired in other business. In nine cases out of ten failure has been due to lack of knowledge of farming. This book helps you avoid those pitfalls and end in success.

It would be difficult to find any intelligent person in this age of the world who has not some theory or opinion in regard to the origin of man, and perhaps almost as difficult to find any such person who can give a good and sufficient reason for the faith that is in him.

In times of recession, depression, or simply trying to save a few buck, many maintenance chores, such as plumbing, can be accomplished by the most inexperienced home owner, or the less than handy-man. All you need is a basic understanding of what the plumbing is trying to do, and the instructions on how you can repair it. This reprint is excellent at explaining the principles of plumbing.

Detailed information in the use and application of polyphase currents. Valuable information to be able understand these laws of science in the event of a disaster.

Hollow earth? Underground civilizations? Why not? This is a study into KNOWN underground activities.

Rural farms were not always on the 'grid' and this book shows several methods employed to produce the electricity needed for their homes and farms. These methods could again be used to furnish energy in the event of an emergency or disaster, or even to get off the electric company's swindle.