The Vanishing Lichens: Their History, Biology and Importance. By D. H. S. Richardson — The title of this book is unfortunately very apt. No other major group … has suffered so much from the effects of ...

APPENDIX: ONE: The nature of proof -- TWO: The Egyptian calendar -- THREE: Great pyramid mysticism -- FOUR: Regarding Morris Kline's views in Mathematics, A Cultural Approach -- FIVE: The Pythagorean ...