Why Are We Right or Left Handed‪?‬

Based on the studies of great authors, this book deals with the origin of right or left handedness.
"The question "why are we right or left handed?" has exercised the speculative ingenuity of many men. It has come to the front anew in recent years in view of the advances made in the general physiology of the nervous system; and certainly we are now in a better position to set the problem intelligently and to hope for its solution..."