E-text prepared by the Online Distributed Proofreading Team (http://www.pgdp.net) from page images generously made available by Internet Archive (http://archive.org/) Note: Project Gutenberg also has an HTML version of this file which includes the original illustrations. See 39566-h.htm or 39566-h.zip: (https://www.gutenberg.org/cache/epub/39566/pg39566-images.html) or (https://www.gutenberg.org/files/39566/39566-h.zip) Images of the original pages are available through Internet Archive. See http://archive.org/details/curiositiesofhea00teff [Illustration: EFFECT of HEAT. Frontispiece.] CURIOSITIES OF HEAT. by REV. LYMAN B. TEFFT. Philadelphia: The Bible and Publication Society, 530 Arch Street. Entered according to Act of Congress, in the year 1871, by The Bible and Publication Society, In the office of the Librarian of Congress, at Washington. Westcott & Thomson, Stereotypers, Philada. CONTENTS. PAGE CHAPTER I. MR. WILTON'S BIBLE CLASS 7 CHAPTER II. NEW THOUGHTS FOR THE SCHOLARS 26 CHAPTER III. A DIFFICULT QUESTION 58 CHAPTER IV. HEAT A GIFT OF GOD 83 CHAPTER V. CONVEYANCE AND VARIETIES OF HEAT 100 CHAPTER VI. MANAGEMENT AND SOURCES OF HEAT 120 CHAPTER VII. PRESERVATION AND DISTRIBUTION OF HEAT 152 CHAPTER VIII. MODIFICATION OF TEMPERATURE 176 CHAPTER IX. THE MINISTRY OF SUFFERING 190 CHAPTER X. TRANSPORTATION OF HEAT 213 CHAPTER XI. AN EFFECTIVE SERMON 233 CHAPTER XII. TRANSFER OF HEAT IN SPACE 254 CHAPTER XIII. OCEAN CURRENTS AND ICEBERGS 272 CHAPTER XIV. COMBUSTION.--COAL-BEDS 292 CHAPTER XV. ECONOMY OF HEAT 305 CHAPTER XVI. A DAY OF JOY AND GLADNESS 320 CURIOSITIES OF HEAT. CHAPTER I. MR. WILTON'S BIBLE CLASS. "The book of Nature is my Bible. I agree with old Cicero: I count Nature the best guide, and follow her as if she were a god, and wish for no other."