CONTENTS. 
PAGE 
““The Safe Use of Steam.’ 367 
Thomson’s ‘ Principes de Science Apsoner” c 368 
Holland’s *“* Fragmentary Papers on Science and Other Subjects.” S71 
Smith’s “On a Peculiar Fog seen in Iceland, and on Vesicular 
Vapour,” A 373 
Collins’s ** Principles of Metal Minin : c : 374 
McCoy’s “ Prodromus of the Paleontology of Victoria.” 375 
Keene’s ‘* A Handbook of Hydrometry.”’ 375 
Churchill’s ‘‘ Consumption and Tuberculosis.” 376 
Sachs’s ‘“‘ Text-Book of Botany, Morphological and Physiological: 378 
Forbes’s ‘‘ The Transit of Venus.” E A 379 
Cox’s ‘* The Province of Psychology .» 380 
Carpenter’s “* Principles of Mental Physiolog y.” 382 
Downing’s “‘ Elements of Practical Hydraulics.” 385 
Downing’s “‘ Elements of Practical Construction.” 386 
CoRRESPONDENCE.—The Pole Star and the Pointers. 387 
PROGRESS IN SCIENCE. 
Including Proceedings of Learned Societies at Home and Abroad, and 
Notices of Recent Scientific Literature. 
MINING 
METALLURGY 
MINERALOGY 
E\NGINEERING—CIVIL AND MECHANICAL 
GEOLOGY . 
PuysIcs 
393 
394 
395 
396 
401 
403 
