

Publ 



ic JJbr 



VOL. XLV.] ESTABLISHED ,BY EDWARD 



L. 



YOUMANS. 





[No. 1. 



POPULAR SCIENCE 

 MONTHLY. 



MAY, 1894. 



EDITED BY WILLIAM JAY YOUMANS. 



CONTENTS. rAO E 



I. New Chapters in the Warfare of Science. XIX. From Creation to 

 Evolution. III. Theological and Scientific Theories of an Evo- 



lution in Animated Nature. By A. D. WHITE, LL.D., L.H. D. 1 



II. The Guests of the Mayflower. By Prof. C. M. WEED. (Illus.). IT 



III. Up the Chimney. By FRANK BOLLES ....................... 24 



IV. Frost-forms on Roan Mountain. By Mrs. H. R. EDSON. (Illus.). 30 

 V. The Ice Age and its Work, III. By A. R. WALLACE, F. R. S. . 40 



VI. Cause and Effect in Education. By C. HANFORD HENDERSON. . 51 



VII. Economic Uses of Non-edible Fish. By R. F. WALSH. (Illus.). 61 



VIII. Peculiar Sound Effects. By A. A. KNUDSON. ............... 75 



IX. Religious Belief as a Basis of Morality. By Prof. E. P. EVANS. 83 



X. The Sleep of Mollusks. By CHARLES T. SIMPSON ............. 99 



XI. Waste Products : Cotton-seed Oil. By FREDERIC G. MATHER. . 104 



XII. Ancient and Mediaeval Chemistry. By M. P. E. BERTHELOT . . . 109 



XIII. Sketch of Sir Joseph Henry Gilbert. (With Portrait.) ...... . . 119 



XIV. Editor's Table : Science, Orthodoxy, and Religion. A Dangerous Class. . . 125 

 XV. Literary Notices ........................................... 127 



XVI. Popular Miscellany ........................................ 136 



XVII. Notes ____ . ............................................... 143 



NEW YORK: 

 D. APPLETON AND COMPANY, 



1. 3, AND 5 BOND STREET. 

 SINGLE NUMBER. 50 CENTS. YEARLY SUBSCRIPTION, $6.00. 



COPYRIGHT, 1894, BY D. APPI.ETON AND COMPANY. 

 Entered at the Post-Office at New York, and admitted for transmission through the mails at second-class rates. 



