To the Memory of MY BELOVED AND REVERED FRIENDS SIR CHARLES AND LADY LYELL TO WHOM I OWE MORE THAN I CAN EVER EXPRESS I Dedicate this my first Book TRUSTING THAT IT MAY HELP TO DEVELOPE IN THOSE WHO READ IT THAT EARNEST AND TRUTH-SEEKING SPIRIT IN THE STUDY OF GOD'S WORKS AND LAWS WHICH WAS THE GUIDING PRINCIPLE OF THEIR LIVES |