Our world, the earth a revolving engine with a central propelling power. This work contains many original discoveries heretofore unpublished. Among the discoveries is expansion and condensation - as a law - (the alphabet of science). This book, "Our world, the earth a revolving engine with a central propelling power", by Maria Remington Hemiup, is a replication of a book originally published before 1907. It has been restored by human beings, page...