HERE is a new and easy way to determine your horoscope without bothering to write to the newspapers. After you have mastered the rules for charting your own you can solve the secrets of the heavens for yourself and anyone else who cares to sit around while you work it out. It is unnecessary to point out that there is enough truth in every interpretation to inspire credibility; but it's entertaining-until you get tired of it, and the publisher has contributed an attractive binding.