CONTENTS 



PAGB 

 THE SAEBATH 1 



GOETHE'S ' FARBENLEHRE ' . . .... 47 



ATOMS, MOLECULES, AND ETHER WAVES .... 78 



COUNT RUMFORD 94 



LOUIS PASTEUR, HIS LIFE AND LABOURS .... 174 



THE RAINBOW AND ITS CONGENERS . , . . . . 199 



ADDRESS DELIVERED AT THE BIRKBECK INSTITUTION ON 



October 22, 1884 224 



thomas young . . , 248 



LIFE IN THE ALPS 307 



ABOUT COMMON WATER 331 



PERSONAL RECOLLECTIONS OF THOMAS CARLYLE . . . 347 



ON UNVEILING THE STATUE OF THOMAS CARLYLE . . 392 



ON THE ORIGIN, PROPAGATION, AND PREVENTION OF 



PHTHISIS 398 



OLD ALPINE JOTTINGS 429 



A MORNING ON ALP LUSGEN ....... 498 



WWul 



