1142 
INDEX. 
Tschirnhausen’s transformation, 561. 
Tyndall (J.). On the Absorption and Kadiation of Heat by Gaseous Matter. — Second Memoir, 59. 
V. 
Veined structure of ice, 714. 
Von Bose (M.) and Matthiessen (A.). On the Influence of Temperature on the Electric Conducting 
Power of Metals, 1. 
W. 
Walker (C. V.). On Magnetic Calms and Earth-Currents, 203. 
liONDONs 
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