458 
POPULAR SCIENCE REVIEW. 
PAGE 
Wines, Low-class, Syrups of 87 
,, Volatile Acids of 313 
Winstanley’s Coal-cutting Machine 215 
Wonders of the Yellowstone Region 198 
Woodward (H. B.) on the Geology 
of London 1 
Woolwich Balloon Ascent, the 404 
Writing by the Voice 278 
PAGE 
Year-book of Facts 304 
Yellowstone Region, Wonders of the 198 
Zoological Dictionary 297 
Zoology 106, 223, 333, 446 
„ Student’s Guide to 201 
END OF VOL. XIII. 
LONDON: PRINTED BY 
SPOTTISWOODE AND CO., NEW- STREET SQUARE 
AND PARLIAMENT STREET 
